diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index 9df2bb003..b1f9c28d6 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -75,7 +75,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java-util</artifactId>
-      <version>3.14.0</version>
+      <version>3.15.2</version>
     </dependency>
   </dependencies>
 
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 8268db095..c2f0f3203 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -61,7 +61,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java-util</artifactId>
-      <version>3.14.0</version>
+      <version>3.15.2</version>
     </dependency>
 
     <dependency>
diff --git a/samples/snippets/pom.xml b/samples/snippets/pom.xml
index d44a8e465..43d0bb023 100644
--- a/samples/snippets/pom.xml
+++ b/samples/snippets/pom.xml
@@ -73,7 +73,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java-util</artifactId>
-      <version>3.14.0</version>
+      <version>3.15.2</version>
     </dependency>
 
     <dependency>