diff --git a/lucene/test-framework/src/java/org/apache/lucene/analysis/ValidatingTokenFilter.java b/lucene/test-framework/src/java/org/apache/lucene/analysis/ValidatingTokenFilter.java
index 9ab9489e8ed..5d5859ea023 100644
--- a/lucene/test-framework/src/java/org/apache/lucene/analysis/ValidatingTokenFilter.java
+++ b/lucene/test-framework/src/java/org/apache/lucene/analysis/ValidatingTokenFilter.java
@@ -56,7 +56,7 @@ public final class ValidatingTokenFilter extends TokenFilter {
   private final OffsetAttribute offsetAtt = getAttribute(OffsetAttribute.class);
   private final CharTermAttribute termAtt = getAttribute(CharTermAttribute.class);
 
-  // record all the Tokens seen so they can be dumped on failure
+  // record the last MAX_DEBUG_TOKENS tokens seen so they can be dumped on failure
   private final List<Token> tokens = new LinkedList<>();
 
   private final String name;