diff --git a/pom.xml b/pom.xml
index 57f871b4a..893406e6a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -75,28 +75,28 @@
             <!-- used for logging -->
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
-            <version>1.7.29</version>
+            <version>1.7.36</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <!-- logging impl -->
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-core</artifactId>
-            <version>1.2.9</version>
+            <version>1.4.3</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <!-- logging impl -->
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.2.3</version>
+            <version>1.4.3</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <!-- used for unit tests -->
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.13.1</version>
+            <version>4.13.2</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -110,21 +110,21 @@
             <!-- used in unit tests -->
             <groupId>org.reflections</groupId>
             <artifactId>reflections</artifactId>
-            <version>0.9.11</version>
+            <version>0.10.2</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <!-- used for code generators -->
             <groupId>org.freemarker</groupId>
             <artifactId>freemarker</artifactId>
-            <version>2.3.20</version>
+            <version>2.3.31</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <!-- used for code generators -->
             <groupId>org.yaml</groupId>
             <artifactId>snakeyaml</artifactId>
-            <version>1.31</version>
+            <version>1.33</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -154,7 +154,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>2.5.1</version>
+                <version>3.10.1</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>
@@ -164,7 +164,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>2.2.1</version>
+                <version>3.2.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -177,7 +177,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.1.1</version>
+                <version>3.4.1</version>
                 <configuration>
                     <author>false</author>
                     <doclint>none</doclint>
@@ -195,7 +195,7 @@
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>
-                <version>0.8.5</version>
+                <version>0.8.8</version>
                 <executions>
                     <execution>
                         <goals>
@@ -214,7 +214,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-release-plugin</artifactId>
-                <version>3.0.0-M1</version>
+                <version>3.0.0-M6</version>
                 <configuration>
                     <autoVersionSubmodules>true</autoVersionSubmodules>
                     <useReleaseProfile>false</useReleaseProfile>
@@ -234,7 +234,7 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-gpg-plugin</artifactId>
-                        <version>1.6</version>
+                        <version>3.0.1</version>
                         <executions>
                             <execution>
                                 <id>sign-artifacts</id>
@@ -248,7 +248,7 @@
                     <plugin>
                         <groupId>org.sonatype.plugins</groupId>
                         <artifactId>nexus-staging-maven-plugin</artifactId>
-                        <version>1.6.8</version>
+                        <version>1.6.13</version>
                         <extensions>true</extensions>
                         <configuration>
                             <serverId>ossrh</serverId>