diff --git a/src/java/org/apache/cassandra/db/compaction/OperationType.java b/src/java/org/apache/cassandra/db/compaction/OperationType.java
index a6cb420cf8..218808bd36 100644
--- a/src/java/org/apache/cassandra/db/compaction/OperationType.java
+++ b/src/java/org/apache/cassandra/db/compaction/OperationType.java
@@ -31,7 +31,7 @@ public enum OperationType
     SCRUB("Scrub"),
     UPGRADE_SSTABLES("Upgrade sstables"),
     INDEX_BUILD("Secondary index build"),
-    UNKNOWN("Unkown compaction type");
+    UNKNOWN("Unknown compaction type");
 
     private final String type;