diff --git a/build.gradle b/build.gradle
index 95c2341..7fa9104 100644
--- a/build.gradle
+++ b/build.gradle
@@ -144,7 +144,7 @@ subprojects {
     }
 
     checkstyle {
-        toolVersion = "10.21.1"
+        toolVersion = "10.21.2"
     }
 
     // checkstyle gives us the warnings we need, suppress overzelous jdk checks