diff --git a/CHANGELOG.md b/CHANGELOG.md
index 06387166a5..331ad4f857 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,10 @@
-# Next (1.9.0)
+# Next
+
+## Features
+
+## Bug Fixes
+ 
+# 1.9.0
 
 ## Features
  * Supporting OpenTracing version 0.33 
diff --git a/apm-agent-api/pom.xml b/apm-agent-api/pom.xml
index b7e5c39848..fb07a589c7 100644
--- a/apm-agent-api/pom.xml
+++ b/apm-agent-api/pom.xml
@@ -14,7 +14,7 @@
     <parent>
         <artifactId>apm-agent-parent</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-attach/pom.xml b/apm-agent-attach/pom.xml
index 93e0f9cbe3..d387d0de11 100644
--- a/apm-agent-attach/pom.xml
+++ b/apm-agent-attach/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-parent</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -134,8 +134,10 @@
                                 </relocation>
                             </relocations>
                             <transformers>
-                                <transformer implementation="org.apache.maven.plugins.shade.resource.ApacheLicenseResourceTransformer"/>
-                                <transformer implementation="org.apache.maven.plugins.shade.resource.ApacheNoticeResourceTransformer"/>
+                                <transformer
+                                    implementation="org.apache.maven.plugins.shade.resource.ApacheLicenseResourceTransformer"/>
+                                <transformer
+                                    implementation="org.apache.maven.plugins.shade.resource.ApacheNoticeResourceTransformer"/>
                                 <transformer implementation="org.apache.maven.plugins.shade.resource.IncludeResourceTransformer">
                                     <resource>META-INF/LICENSE</resource>
                                     <file>${apm-agent-parent.base.dir}/LICENSE</file>
@@ -166,8 +168,10 @@
                                         <Main-Class>co.elastic.apm.attach.RemoteAttacher</Main-Class>
                                     </manifestEntries>
                                 </transformer>
-                                <transformer implementation="org.apache.maven.plugins.shade.resource.ApacheLicenseResourceTransformer"/>
-                                <transformer implementation="org.apache.maven.plugins.shade.resource.ApacheNoticeResourceTransformer"/>
+                                <transformer
+                                    implementation="org.apache.maven.plugins.shade.resource.ApacheLicenseResourceTransformer"/>
+                                <transformer
+                                    implementation="org.apache.maven.plugins.shade.resource.ApacheNoticeResourceTransformer"/>
                                 <transformer implementation="org.apache.maven.plugins.shade.resource.IncludeResourceTransformer">
                                     <resource>META-INF/LICENSE</resource>
                                     <file>${apm-agent-parent.base.dir}/LICENSE</file>
diff --git a/apm-agent-benchmarks/pom.xml b/apm-agent-benchmarks/pom.xml
index 666e054722..1a951fa1d4 100644
--- a/apm-agent-benchmarks/pom.xml
+++ b/apm-agent-benchmarks/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>apm-agent-parent</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>apm-agent-benchmarks</artifactId>
diff --git a/apm-agent-core/pom.xml b/apm-agent-core/pom.xml
index 3d7c953436..8e2ee3be71 100644
--- a/apm-agent-core/pom.xml
+++ b/apm-agent-core/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <groupId>co.elastic.apm</groupId>
         <artifactId>apm-agent-parent</artifactId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>apm-agent-core</artifactId>
diff --git a/apm-agent-plugins/apm-apache-httpclient-plugin/pom.xml b/apm-agent-plugins/apm-apache-httpclient-plugin/pom.xml
index 337a3e7ab0..161c9ce50d 100644
--- a/apm-agent-plugins/apm-apache-httpclient-plugin/pom.xml
+++ b/apm-agent-plugins/apm-apache-httpclient-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-api-plugin/pom.xml b/apm-agent-plugins/apm-api-plugin/pom.xml
index cbca718541..15b5458006 100644
--- a/apm-agent-plugins/apm-api-plugin/pom.xml
+++ b/apm-agent-plugins/apm-api-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-asynchttpclient-plugin/pom.xml b/apm-agent-plugins/apm-asynchttpclient-plugin/pom.xml
index cd07f3d505..6f4178faa1 100644
--- a/apm-agent-plugins/apm-asynchttpclient-plugin/pom.xml
+++ b/apm-agent-plugins/apm-asynchttpclient-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-5_6/pom.xml b/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-5_6/pom.xml
index 25b7db051d..8d5c6c8858 100644
--- a/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-5_6/pom.xml
+++ b/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-5_6/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-es-restclient-plugin</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>apm-es-restclient-plugin-5_6</artifactId>
diff --git a/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-6_4/pom.xml b/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-6_4/pom.xml
index de4a576bab..2e4e644198 100644
--- a/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-6_4/pom.xml
+++ b/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-6_4/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-es-restclient-plugin</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>apm-es-restclient-plugin-6_4</artifactId>
diff --git a/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-7_1/pom.xml b/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-7_1/pom.xml
index cbf114358c..18e9069be2 100644
--- a/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-7_1/pom.xml
+++ b/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-7_1/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-es-restclient-plugin</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>apm-es-restclient-plugin-7_1</artifactId>
diff --git a/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-common/pom.xml b/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-common/pom.xml
index 39f924622c..df4748d554 100644
--- a/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-common/pom.xml
+++ b/apm-agent-plugins/apm-es-restclient-plugin/apm-es-restclient-plugin-common/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-es-restclient-plugin</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>apm-es-restclient-plugin-common</artifactId>
diff --git a/apm-agent-plugins/apm-es-restclient-plugin/pom.xml b/apm-agent-plugins/apm-es-restclient-plugin/pom.xml
index f3c0645ad7..e3100268ce 100644
--- a/apm-agent-plugins/apm-es-restclient-plugin/pom.xml
+++ b/apm-agent-plugins/apm-es-restclient-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <packaging>pom</packaging>
diff --git a/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-5_x/pom.xml b/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-5_x/pom.xml
index 91faed1899..8e9dc00ead 100644
--- a/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-5_x/pom.xml
+++ b/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-5_x/pom.xml
@@ -1,11 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
         <artifactId>apm-hibernate-search-plugin</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-6_x/pom.xml b/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-6_x/pom.xml
index 33f687b0b0..e943011b9e 100644
--- a/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-6_x/pom.xml
+++ b/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-6_x/pom.xml
@@ -1,11 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
         <artifactId>apm-hibernate-search-plugin</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-common/pom.xml b/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-common/pom.xml
index 360cf9992e..9b8989fedd 100644
--- a/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-common/pom.xml
+++ b/apm-agent-plugins/apm-hibernate-search-plugin/apm-hibernate-search-plugin-common/pom.xml
@@ -1,11 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
         <artifactId>apm-hibernate-search-plugin</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-hibernate-search-plugin/pom.xml b/apm-agent-plugins/apm-hibernate-search-plugin/pom.xml
index da3e1d9b75..1a8480fd7d 100644
--- a/apm-agent-plugins/apm-hibernate-search-plugin/pom.xml
+++ b/apm-agent-plugins/apm-hibernate-search-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <packaging>pom</packaging>
diff --git a/apm-agent-plugins/apm-httpclient-core/pom.xml b/apm-agent-plugins/apm-httpclient-core/pom.xml
index a57a15a6e9..3ee30555e3 100644
--- a/apm-agent-plugins/apm-httpclient-core/pom.xml
+++ b/apm-agent-plugins/apm-httpclient-core/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-java-concurrent-plugin/pom.xml b/apm-agent-plugins/apm-java-concurrent-plugin/pom.xml
index 52f531a459..bc7e2aeab1 100644
--- a/apm-agent-plugins/apm-java-concurrent-plugin/pom.xml
+++ b/apm-agent-plugins/apm-java-concurrent-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-jaxrs-plugin/pom.xml b/apm-agent-plugins/apm-jaxrs-plugin/pom.xml
index 13d3ca22d7..7bb1374eca 100644
--- a/apm-agent-plugins/apm-jaxrs-plugin/pom.xml
+++ b/apm-agent-plugins/apm-jaxrs-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-jaxws-plugin/pom.xml b/apm-agent-plugins/apm-jaxws-plugin/pom.xml
index e5c02773b9..5597a25523 100644
--- a/apm-agent-plugins/apm-jaxws-plugin/pom.xml
+++ b/apm-agent-plugins/apm-jaxws-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-jdbc-plugin/pom.xml b/apm-agent-plugins/apm-jdbc-plugin/pom.xml
index 2b5ef88568..0284623327 100644
--- a/apm-agent-plugins/apm-jdbc-plugin/pom.xml
+++ b/apm-agent-plugins/apm-jdbc-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-jms-plugin/pom.xml b/apm-agent-plugins/apm-jms-plugin/pom.xml
index 5e3cbbd0fa..90f8534fa6 100644
--- a/apm-agent-plugins/apm-jms-plugin/pom.xml
+++ b/apm-agent-plugins/apm-jms-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-jsf-plugin/pom.xml b/apm-agent-plugins/apm-jsf-plugin/pom.xml
index 4daa90cbfe..8159135592 100644
--- a/apm-agent-plugins/apm-jsf-plugin/pom.xml
+++ b/apm-agent-plugins/apm-jsf-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-okhttp-plugin/pom.xml b/apm-agent-plugins/apm-okhttp-plugin/pom.xml
index 3a12de46fd..bc236c31a7 100644
--- a/apm-agent-plugins/apm-okhttp-plugin/pom.xml
+++ b/apm-agent-plugins/apm-okhttp-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-opentracing-plugin/pom.xml b/apm-agent-plugins/apm-opentracing-plugin/pom.xml
index a8b7747ec6..bb6cc6ac23 100644
--- a/apm-agent-plugins/apm-opentracing-plugin/pom.xml
+++ b/apm-agent-plugins/apm-opentracing-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-quartz-job-plugin/pom.xml b/apm-agent-plugins/apm-quartz-job-plugin/pom.xml
index a3f0d2153c..3356c18d0c 100644
--- a/apm-agent-plugins/apm-quartz-job-plugin/pom.xml
+++ b/apm-agent-plugins/apm-quartz-job-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-scheduled-annotation-plugin/pom.xml b/apm-agent-plugins/apm-scheduled-annotation-plugin/pom.xml
index 51a8200e1c..6b7f388725 100644
--- a/apm-agent-plugins/apm-scheduled-annotation-plugin/pom.xml
+++ b/apm-agent-plugins/apm-scheduled-annotation-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-servlet-plugin/pom.xml b/apm-agent-plugins/apm-servlet-plugin/pom.xml
index b880f3f0c4..54deb38160 100644
--- a/apm-agent-plugins/apm-servlet-plugin/pom.xml
+++ b/apm-agent-plugins/apm-servlet-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-slf4j-plugin/pom.xml b/apm-agent-plugins/apm-slf4j-plugin/pom.xml
index 39b92f513b..260c06afa1 100644
--- a/apm-agent-plugins/apm-slf4j-plugin/pom.xml
+++ b/apm-agent-plugins/apm-slf4j-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-spring-resttemplate-plugin/pom.xml b/apm-agent-plugins/apm-spring-resttemplate-plugin/pom.xml
index a7fdb9431a..03a9f1f4b0 100644
--- a/apm-agent-plugins/apm-spring-resttemplate-plugin/pom.xml
+++ b/apm-agent-plugins/apm-spring-resttemplate-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-spring-webmvc-plugin/pom.xml b/apm-agent-plugins/apm-spring-webmvc-plugin/pom.xml
index 50a01c78d7..0bd5d644af 100644
--- a/apm-agent-plugins/apm-spring-webmvc-plugin/pom.xml
+++ b/apm-agent-plugins/apm-spring-webmvc-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/apm-urlconnection-plugin/pom.xml b/apm-agent-plugins/apm-urlconnection-plugin/pom.xml
index 54adb5993a..76d71c286a 100644
--- a/apm-agent-plugins/apm-urlconnection-plugin/pom.xml
+++ b/apm-agent-plugins/apm-urlconnection-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <name>${project.groupId}:${project.artifactId}</name>
     <modelVersion>4.0.0</modelVersion>
diff --git a/apm-agent-plugins/apm-web-plugin/pom.xml b/apm-agent-plugins/apm-web-plugin/pom.xml
index 48dcb1462c..5cada626ce 100644
--- a/apm-agent-plugins/apm-web-plugin/pom.xml
+++ b/apm-agent-plugins/apm-web-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-plugins</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-agent-plugins/pom.xml b/apm-agent-plugins/pom.xml
index ac6c9db25f..dff0aab05d 100644
--- a/apm-agent-plugins/pom.xml
+++ b/apm-agent-plugins/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-parent</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <packaging>pom</packaging>
diff --git a/apm-opentracing/pom.xml b/apm-opentracing/pom.xml
index 9f80322d31..09db494f4d 100644
--- a/apm-opentracing/pom.xml
+++ b/apm-opentracing/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-parent</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/elastic-apm-agent/pom.xml b/elastic-apm-agent/pom.xml
index 13625b55ac..9c6f927b92 100644
--- a/elastic-apm-agent/pom.xml
+++ b/elastic-apm-agent/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <groupId>co.elastic.apm</groupId>
         <artifactId>apm-agent-parent</artifactId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <packaging>jar</packaging>
 
@@ -142,8 +142,10 @@
                                         <Automatic-Module-Name>${project.groupId}.agent</Automatic-Module-Name>
                                     </manifestEntries>
                                 </transformer>
-                                <transformer implementation="org.apache.maven.plugins.shade.resource.ApacheLicenseResourceTransformer"/>
-                                <transformer implementation="org.apache.maven.plugins.shade.resource.ApacheNoticeResourceTransformer"/>
+                                <transformer
+                                    implementation="org.apache.maven.plugins.shade.resource.ApacheLicenseResourceTransformer"/>
+                                <transformer
+                                    implementation="org.apache.maven.plugins.shade.resource.ApacheNoticeResourceTransformer"/>
                                 <transformer implementation="org.apache.maven.plugins.shade.resource.IncludeResourceTransformer">
                                     <resource>META-INF/LICENSE</resource>
                                     <file>${apm-agent-parent.base.dir}/LICENSE</file>
diff --git a/integration-tests/application-server-integration-tests/pom.xml b/integration-tests/application-server-integration-tests/pom.xml
index 84b227fb90..d178bae072 100644
--- a/integration-tests/application-server-integration-tests/pom.xml
+++ b/integration-tests/application-server-integration-tests/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>integration-tests</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/cdi-app/cdi-app-dependent/pom.xml b/integration-tests/cdi-app/cdi-app-dependent/pom.xml
index 06df64a339..db1f6a4d42 100644
--- a/integration-tests/cdi-app/cdi-app-dependent/pom.xml
+++ b/integration-tests/cdi-app/cdi-app-dependent/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cdi-app</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/cdi-app/cdi-app-standalone/pom.xml b/integration-tests/cdi-app/cdi-app-standalone/pom.xml
index a673304fb4..a1433831a2 100644
--- a/integration-tests/cdi-app/cdi-app-standalone/pom.xml
+++ b/integration-tests/cdi-app/cdi-app-standalone/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cdi-app</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/cdi-app/pom.xml b/integration-tests/cdi-app/pom.xml
index e1d3819183..b64b14b868 100644
--- a/integration-tests/cdi-app/pom.xml
+++ b/integration-tests/cdi-app/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>integration-tests</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/jsf-app/jsf-app-dependent/pom.xml b/integration-tests/jsf-app/jsf-app-dependent/pom.xml
index 536a7c9abf..4705fd3abf 100644
--- a/integration-tests/jsf-app/jsf-app-dependent/pom.xml
+++ b/integration-tests/jsf-app/jsf-app-dependent/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>jsf-app</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/jsf-app/jsf-app-standalone/pom.xml b/integration-tests/jsf-app/jsf-app-standalone/pom.xml
index 946b66de99..896c700491 100644
--- a/integration-tests/jsf-app/jsf-app-standalone/pom.xml
+++ b/integration-tests/jsf-app/jsf-app-standalone/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>jsf-app</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/jsf-app/pom.xml b/integration-tests/jsf-app/pom.xml
index 3feb788862..e5691aced0 100644
--- a/integration-tests/jsf-app/pom.xml
+++ b/integration-tests/jsf-app/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>integration-tests</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/pom.xml b/integration-tests/pom.xml
index 336c4e55a8..07af4bf84d 100644
--- a/integration-tests/pom.xml
+++ b/integration-tests/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>apm-agent-parent</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/simple-webapp/pom.xml b/integration-tests/simple-webapp/pom.xml
index 62f75b9d38..4854b15d25 100644
--- a/integration-tests/simple-webapp/pom.xml
+++ b/integration-tests/simple-webapp/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>integration-tests</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/soap-test/pom.xml b/integration-tests/soap-test/pom.xml
index a26f11393c..93256317d2 100644
--- a/integration-tests/soap-test/pom.xml
+++ b/integration-tests/soap-test/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>integration-tests</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>soap-test</artifactId>
diff --git a/integration-tests/spring-boot-1-5/pom.xml b/integration-tests/spring-boot-1-5/pom.xml
index c891af9f8c..f972cbb3cd 100644
--- a/integration-tests/spring-boot-1-5/pom.xml
+++ b/integration-tests/spring-boot-1-5/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>integration-tests</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/spring-boot-2/pom.xml b/integration-tests/spring-boot-2/pom.xml
index a002935e77..fffcf39942 100644
--- a/integration-tests/spring-boot-2/pom.xml
+++ b/integration-tests/spring-boot-2/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>integration-tests</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/spring-boot-2/spring-boot-2-base/pom.xml b/integration-tests/spring-boot-2/spring-boot-2-base/pom.xml
index 29c018d9b1..c2ecf0cc91 100644
--- a/integration-tests/spring-boot-2/spring-boot-2-base/pom.xml
+++ b/integration-tests/spring-boot-2/spring-boot-2-base/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>spring-boot-2</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/spring-boot-2/spring-boot-2-jetty/pom.xml b/integration-tests/spring-boot-2/spring-boot-2-jetty/pom.xml
index 3e1bc865c0..059ce5a72f 100644
--- a/integration-tests/spring-boot-2/spring-boot-2-jetty/pom.xml
+++ b/integration-tests/spring-boot-2/spring-boot-2-jetty/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>spring-boot-2</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/spring-boot-2/spring-boot-2-tomcat/pom.xml b/integration-tests/spring-boot-2/spring-boot-2-tomcat/pom.xml
index b6fac36dfe..b4ae7755ba 100644
--- a/integration-tests/spring-boot-2/spring-boot-2-tomcat/pom.xml
+++ b/integration-tests/spring-boot-2/spring-boot-2-tomcat/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>spring-boot-2</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/spring-boot-2/spring-boot-2-undertow/pom.xml b/integration-tests/spring-boot-2/spring-boot-2-undertow/pom.xml
index dcb15b17e3..259cf1175d 100644
--- a/integration-tests/spring-boot-2/spring-boot-2-undertow/pom.xml
+++ b/integration-tests/spring-boot-2/spring-boot-2-undertow/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>spring-boot-2</artifactId>
         <groupId>co.elastic.apm</groupId>
-        <version>1.8.1-SNAPSHOT</version>
+        <version>1.9.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/pom.xml b/pom.xml
index 3dd8c97de3..1ebe4947aa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <groupId>co.elastic.apm</groupId>
     <artifactId>apm-agent-parent</artifactId>
     <name>${project.groupId}:${project.artifactId}</name>
-    <version>1.8.1-SNAPSHOT</version>
+    <version>1.9.0-SNAPSHOT</version>
     <packaging>pom</packaging>
     <inceptionYear>2018</inceptionYear>
     <organization>