diff --git a/buildSrc/build.gradle b/buildSrc/build.gradle
index 0d0f173..e3964f8 100644
--- a/buildSrc/build.gradle
+++ b/buildSrc/build.gradle
@@ -8,7 +8,7 @@ repositories {
 
 dependencies {
     implementation "com.github.spotbugs.snom:spotbugs-gradle-plugin:6.0.22"
-    implementation "com.puppycrawl.tools:checkstyle:10.20.1"
+    implementation "com.puppycrawl.tools:checkstyle:10.21.1"
     implementation "io.freefair.gradle:lombok-plugin:8.11"
     implementation "net.sourceforge.pmd:pmd-java:7.7.0"
 }
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