diff --git a/README.md b/README.md
index 46b66a56..f48aaec4 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ Spring Boot Support for [Doma](https://github.com/domaframework/doma)
 <dependency>
     <groupId>org.seasar.doma.boot</groupId>
     <artifactId>doma-spring-boot-starter</artifactId>
-    <version>2.1.0</version>
+    <version>2.2.0</version>
 </dependency>
 <dependency>
     <groupId>org.seasar.doma</groupId>
diff --git a/doma-spring-boot-autoconfigure/pom.xml b/doma-spring-boot-autoconfigure/pom.xml
index 389827a1..03049dfa 100644
--- a/doma-spring-boot-autoconfigure/pom.xml
+++ b/doma-spring-boot-autoconfigure/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.seasar.doma.boot</groupId>
         <artifactId>doma-spring-boot</artifactId>
-        <version>2.2.0-SNAPSHOT</version>
+        <version>2.2.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/doma-spring-boot-core/pom.xml b/doma-spring-boot-core/pom.xml
index 3e1a7eeb..ca101ff0 100644
--- a/doma-spring-boot-core/pom.xml
+++ b/doma-spring-boot-core/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.seasar.doma.boot</groupId>
         <artifactId>doma-spring-boot</artifactId>
-        <version>2.2.0-SNAPSHOT</version>
+        <version>2.2.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/doma-spring-boot-jacoco-aggregate/pom.xml b/doma-spring-boot-jacoco-aggregate/pom.xml
index 78e87662..b1ea3c97 100644
--- a/doma-spring-boot-jacoco-aggregate/pom.xml
+++ b/doma-spring-boot-jacoco-aggregate/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.seasar.doma.boot</groupId>
         <artifactId>doma-spring-boot</artifactId>
-        <version>2.2.0-SNAPSHOT</version>
+        <version>2.2.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>doma-spring-boot-jacoco-aggregate</artifactId>
diff --git a/doma-spring-boot-samples/doma-spring-boot-sample-entity-listener/pom.xml b/doma-spring-boot-samples/doma-spring-boot-sample-entity-listener/pom.xml
index fae5009a..96c037a8 100644
--- a/doma-spring-boot-samples/doma-spring-boot-sample-entity-listener/pom.xml
+++ b/doma-spring-boot-samples/doma-spring-boot-sample-entity-listener/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.seasar.doma.boot</groupId>
         <artifactId>doma-spring-boot-samples</artifactId>
-        <version>2.2.0-SNAPSHOT</version>
+        <version>2.2.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/doma-spring-boot-samples/doma-spring-boot-sample-event-handler/pom.xml b/doma-spring-boot-samples/doma-spring-boot-sample-event-handler/pom.xml
index ea6588d8..ea5362ee 100644
--- a/doma-spring-boot-samples/doma-spring-boot-sample-event-handler/pom.xml
+++ b/doma-spring-boot-samples/doma-spring-boot-sample-event-handler/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.seasar.doma.boot</groupId>
         <artifactId>doma-spring-boot-samples</artifactId>
-        <version>2.2.0-SNAPSHOT</version>
+        <version>2.2.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/doma-spring-boot-samples/doma-spring-boot-sample-simple/pom.xml b/doma-spring-boot-samples/doma-spring-boot-sample-simple/pom.xml
index c8d6594e..3f8a3f43 100644
--- a/doma-spring-boot-samples/doma-spring-boot-sample-simple/pom.xml
+++ b/doma-spring-boot-samples/doma-spring-boot-sample-simple/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.seasar.doma.boot</groupId>
         <artifactId>doma-spring-boot-samples</artifactId>
-        <version>2.2.0-SNAPSHOT</version>
+        <version>2.2.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/doma-spring-boot-samples/doma-spring-boot-sample-two-datasource/pom.xml b/doma-spring-boot-samples/doma-spring-boot-sample-two-datasource/pom.xml
index ea9d0946..d5f5a0e9 100644
--- a/doma-spring-boot-samples/doma-spring-boot-sample-two-datasource/pom.xml
+++ b/doma-spring-boot-samples/doma-spring-boot-sample-two-datasource/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.seasar.doma.boot</groupId>
 		<artifactId>doma-spring-boot-samples</artifactId>
-		<version>2.2.0-SNAPSHOT</version>
+		<version>2.2.0</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 
diff --git a/doma-spring-boot-samples/pom.xml b/doma-spring-boot-samples/pom.xml
index 86fdc596..d0908f8a 100644
--- a/doma-spring-boot-samples/pom.xml
+++ b/doma-spring-boot-samples/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>doma-spring-boot</artifactId>
         <groupId>org.seasar.doma.boot</groupId>
-        <version>2.2.0-SNAPSHOT</version>
+        <version>2.2.0</version>
     </parent>
     <packaging>pom</packaging>
     <modelVersion>4.0.0</modelVersion>
diff --git a/doma-spring-boot-starter/pom.xml b/doma-spring-boot-starter/pom.xml
index 7b792d01..4bd9c32c 100644
--- a/doma-spring-boot-starter/pom.xml
+++ b/doma-spring-boot-starter/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.seasar.doma.boot</groupId>
         <artifactId>doma-spring-boot</artifactId>
-        <version>2.2.0-SNAPSHOT</version>
+        <version>2.2.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/pom.xml b/pom.xml
index fa20e189..014baa27 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>org.seasar.doma.boot</groupId>
     <artifactId>doma-spring-boot</artifactId>
-    <version>2.2.0-SNAPSHOT</version>
+    <version>2.2.0</version>
     <packaging>pom</packaging>
 
     <name>doma-spring-boot</name>