diff --git a/annotation-file-utilities/build.gradle b/annotation-file-utilities/build.gradle
index 3d9cbf743..5cf48618f 100644
--- a/annotation-file-utilities/build.gradle
+++ b/annotation-file-utilities/build.gradle
@@ -12,7 +12,7 @@ plugins {
      id 'com.dorongold.task-tree' version '2.1.0'
 
      // Code formatting; defines targets "spotlessApply" and "spotlessCheck"
-     id "com.diffplug.spotless" version "6.11.0"
+     id "com.diffplug.spotless" version "6.12.1"
 }
 apply plugin: 'java'
 apply plugin: 'com.github.johnrengelman.shadow'