diff --git a/server/src/main/java/org/elasticsearch/cluster/AbstractDiffable.java b/server/src/main/java/org/elasticsearch/cluster/AbstractDiffable.java
index 8e63bc2b9d700..d63875d947b9f 100644
--- a/server/src/main/java/org/elasticsearch/cluster/AbstractDiffable.java
+++ b/server/src/main/java/org/elasticsearch/cluster/AbstractDiffable.java
@@ -27,7 +27,7 @@
 
 /**
  * Abstract diffable object with simple diffs implementation that sends the entire object if object has changed or
- * nothing is object remained the same.
+ * nothing if object remained the same.
  */
 public abstract class AbstractDiffable<T extends Diffable<T>> implements Diffable<T> {