diff --git a/keylock/README.md b/keylock/README.md
index e62e844..552d7a8 100644
--- a/keylock/README.md
+++ b/keylock/README.md
@@ -11,7 +11,7 @@ type KeyLock interface {
     // Upon successful completion, function guarantees that no other call with intersecting set of keys
     // will finish, until unlock() is called.
     //
-    // If cancel channel is closed, function returns immediately.
+    // If cancel channel is closed, function stops trying to lock received keys and returns immediately
     LockKeys(keys []string, cancel <-chan struct{}) (canceled bool, unlock func())
 }
 ```