diff --git a/mailpit-java-client/pom.xml b/mailpit-java-client/pom.xml
index 14a49e6..ed3c20b 100644
--- a/mailpit-java-client/pom.xml
+++ b/mailpit-java-client/pom.xml
@@ -515,7 +515,7 @@
 							<dependency>
 								<groupId>com.puppycrawl.tools</groupId>
 								<artifactId>checkstyle</artifactId>
-								<version>12.1.2</version>
+								<version>12.3.1</version>
 							</dependency>
 						</dependencies>
 						<configuration>
diff --git a/pom.xml b/pom.xml
index 0d8aa99..c4d351a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -44,7 +44,7 @@
 							<dependency>
 								<groupId>com.puppycrawl.tools</groupId>
 								<artifactId>checkstyle</artifactId>
-								<version>12.1.2</version>
+								<version>12.3.1</version>
 							</dependency>
 						</dependencies>
 						<configuration>