diff --git a/java/src/processing/mode/java/preproc/PreprocessIssueMessageSimplifier.java b/java/src/processing/mode/java/preproc/PreprocessIssueMessageSimplifier.java
index 875ecca4c..39ab6d6ff 100644
--- a/java/src/processing/mode/java/preproc/PreprocessIssueMessageSimplifier.java
+++ b/java/src/processing/mode/java/preproc/PreprocessIssueMessageSimplifier.java
@@ -688,6 +688,12 @@ public class PreprocessIssueMessageSimplifier {
     }
   }
 
+  /**
+   * =====================
+   * == Utility classes ==
+   * =====================
+   */
+
   /**
    * Simple automaton that reads backwards from a position in source to find the prior token.
    *