diff --git a/pom.xml b/pom.xml
index e625dfa223..fa80c87054 100644
--- a/pom.xml
+++ b/pom.xml
@@ -57,7 +57,7 @@
 		<maven.compiler.target>17</maven.compiler.target>
 		<nexus-staging-plugin.version>1.7.0</nexus-staging-plugin.version>
 		<maven-checkstyle-plugin.version>3.5.0</maven-checkstyle-plugin.version>
-		<checkstyle-rules.version>10.0</checkstyle-rules.version>
+		<checkstyle-rules.version>10.20.0</checkstyle-rules.version>
 		<asciidoctor-maven-plugin.version>2.0.0</asciidoctor-maven-plugin.version>
 		<native-maven-plugin.version>0.10.3</native-maven-plugin.version>
 		<errorprone.version>2.34.0</errorprone.version>
diff --git a/spring-cloud-gcp-samples/pom.xml b/spring-cloud-gcp-samples/pom.xml
index 5235c8e486..bb4ba527c6 100644
--- a/spring-cloud-gcp-samples/pom.xml
+++ b/spring-cloud-gcp-samples/pom.xml
@@ -22,7 +22,7 @@
 
 		<!-- Checkstyle versions. Keep in sync with ../pom.xml -->
 		<maven-checkstyle-plugin.version>3.5.0</maven-checkstyle-plugin.version>
-		<checkstyle-rules.version>10.0</checkstyle-rules.version>
+		<checkstyle-rules.version>10.20.0</checkstyle-rules.version>
 
 		<!-- App engine plugin version, used to deploy sample apps -->
 		<app-engine-maven-plugin.version>2.8.1</app-engine-maven-plugin.version>