diff --git a/build.gradle b/build.gradle
index bbe606cb..02d1a83b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,7 +4,7 @@ buildscript {
             // Code formatting; defines targets "spotlessApply" and "spotlessCheck".
             // https://github.com/diffplug/spotless/tags ; see tags starting "gradle/"
             // Only works on JDK 11+.
-            classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.22.0'
+            classpath 'com.diffplug.spotless:spotless-plugin-gradle:8.6.0'
         }
     }
 }