diff --git a/libs/core/src/main/java/org/elasticsearch/core/RestApiVersion.java b/libs/core/src/main/java/org/elasticsearch/core/RestApiVersion.java
index b29fac5ef77b8..fef10a4af6360 100644
--- a/libs/core/src/main/java/org/elasticsearch/core/RestApiVersion.java
+++ b/libs/core/src/main/java/org/elasticsearch/core/RestApiVersion.java
@@ -22,7 +22,7 @@ public enum RestApiVersion {
 
     V_8(8),
 
-    @UpdateForV9 //remove all references to V_7 then delete this annotation
+    @UpdateForV9 // remove all references to V_7 then delete this annotation
     V_7(7);
 
     public final byte major;