diff --git a/docs/design/part-states.txt b/docs/design/part-states.txt
index 7040d21cec..6ad300c9c7 100644
--- a/docs/design/part-states.txt
+++ b/docs/design/part-states.txt
@@ -337,7 +337,7 @@ Locking overview (element)
            
 
 
-* Element commiting ASYNC
+* Element committing ASYNC
 
  - STATE_LOCK is taken in set_state
  - change state is called and returns ASYNC