diff --git a/lucene/analysis/common/src/java/org/apache/lucene/analysis/synonym/word2vec/TermAndBoost.java b/lucene/analysis/common/src/java/org/apache/lucene/analysis/synonym/word2vec/TermAndBoost.java
index 03fdeecb0f20..1eb98df81754 100644
--- a/lucene/analysis/common/src/java/org/apache/lucene/analysis/synonym/word2vec/TermAndBoost.java
+++ b/lucene/analysis/common/src/java/org/apache/lucene/analysis/synonym/word2vec/TermAndBoost.java
@@ -19,7 +19,7 @@
 import org.apache.lucene.util.BytesRef;
 
 /** Wraps a term and boost */
-public class TermAndBoost {
+final class TermAndBoost {
   /** the term */
   public final BytesRef term;
   /** the boost */