diff --git a/algorithm-exercises-java/build.gradle b/algorithm-exercises-java/build.gradle
index 43004c4..df2f19b 100644
--- a/algorithm-exercises-java/build.gradle
+++ b/algorithm-exercises-java/build.gradle
@@ -48,7 +48,7 @@ tasks.named('test') {
 }
 
 checkstyle {
-    toolVersion = '10.21.3'
+    toolVersion = '10.21.4'
     configFile = file("${rootDir}/checkstyle.xml")
     maxErrors	= 0
     maxWarnings	= 0