diff --git a/doma-spring-boot-samples/doma-spring-boot-sample-docker-compose/mvnw b/doma-spring-boot-samples/doma-spring-boot-sample-docker-compose/mvnw
index 19529dd..9b14e06 100755
--- a/doma-spring-boot-samples/doma-spring-boot-sample-docker-compose/mvnw
+++ b/doma-spring-boot-samples/doma-spring-boot-sample-docker-compose/mvnw
@@ -19,7 +19,7 @@
 # ----------------------------------------------------------------------------
 
 # ----------------------------------------------------------------------------
-# Apache Maven Wrapper startup batch script, version 3.3.2
+# Apache Maven Wrapper startup batch script, version 3.3.4
 #
 # Optional ENV vars
 # -----------------
diff --git a/doma-spring-boot-samples/doma-spring-boot-sample-docker-compose/mvnw.cmd b/doma-spring-boot-samples/doma-spring-boot-sample-docker-compose/mvnw.cmd
index 249bdf3..155e00b 100644
--- a/doma-spring-boot-samples/doma-spring-boot-sample-docker-compose/mvnw.cmd
+++ b/doma-spring-boot-samples/doma-spring-boot-sample-docker-compose/mvnw.cmd
@@ -19,7 +19,7 @@
 @REM ----------------------------------------------------------------------------
 
 @REM ----------------------------------------------------------------------------
-@REM Apache Maven Wrapper startup batch script, version 3.3.2
+@REM Apache Maven Wrapper startup batch script, version 3.3.4
 @REM
 @REM Optional ENV vars
 @REM   MVNW_REPOURL - repo url base for downloading maven distribution
diff --git a/doma-spring-boot-samples/doma-spring-boot-sample-testcontainers/mvnw b/doma-spring-boot-samples/doma-spring-boot-sample-testcontainers/mvnw
index 0830332..8230a4c 100755
--- a/doma-spring-boot-samples/doma-spring-boot-sample-testcontainers/mvnw
+++ b/doma-spring-boot-samples/doma-spring-boot-sample-testcontainers/mvnw
@@ -19,7 +19,7 @@
 # ----------------------------------------------------------------------------
 
 # ----------------------------------------------------------------------------
-# Apache Maven Wrapper startup batch script, version 3.3.0
+# Apache Maven Wrapper startup batch script, version 3.3.4
 #
 # Optional ENV vars
 # -----------------
diff --git a/doma-spring-boot-samples/doma-spring-boot-sample-testcontainers/mvnw.cmd b/doma-spring-boot-samples/doma-spring-boot-sample-testcontainers/mvnw.cmd
index 33cbf98..205d17d 100644
--- a/doma-spring-boot-samples/doma-spring-boot-sample-testcontainers/mvnw.cmd
+++ b/doma-spring-boot-samples/doma-spring-boot-sample-testcontainers/mvnw.cmd
@@ -19,7 +19,7 @@
 @REM ----------------------------------------------------------------------------
 
 @REM ----------------------------------------------------------------------------
-@REM Apache Maven Wrapper startup batch script, version 3.3.0
+@REM Apache Maven Wrapper startup batch script, version 3.3.4
 @REM
 @REM Optional ENV vars
 @REM   MVNW_REPOURL - repo url base for downloading maven distribution
diff --git a/mvnw b/mvnw
index 0830332..8230a4c 100755
--- a/mvnw
+++ b/mvnw
@@ -19,7 +19,7 @@
 # ----------------------------------------------------------------------------
 
 # ----------------------------------------------------------------------------
-# Apache Maven Wrapper startup batch script, version 3.3.0
+# Apache Maven Wrapper startup batch script, version 3.3.4
 #
 # Optional ENV vars
 # -----------------
diff --git a/mvnw.cmd b/mvnw.cmd
index 33cbf98..205d17d 100644
--- a/mvnw.cmd
+++ b/mvnw.cmd
@@ -19,7 +19,7 @@
 @REM ----------------------------------------------------------------------------
 
 @REM ----------------------------------------------------------------------------
-@REM Apache Maven Wrapper startup batch script, version 3.3.0
+@REM Apache Maven Wrapper startup batch script, version 3.3.4
 @REM
 @REM Optional ENV vars
 @REM   MVNW_REPOURL - repo url base for downloading maven distribution