--- a/Collection.st	Wed Oct 03 13:16:41 2018 +0200
+++ b/Collection.st	Wed Oct 03 13:17:15 2018 +0200
@@ -6201,13 +6201,13 @@
     "Modified (comment): / 03-10-2018 / 13:16:09 / Claus Gittinger"
 !
 
-includesAnyKeys:aCollectionOfKeys
+includesAnyKey:aCollectionOfKeys
     "return true if the receiver includes any key from aCollectionOfKeys,
      false if none is present."
 
     ^ aCollectionOfKeys contains:[:element | (self includesKey:element)]
 
-    "Created: / 03-10-2018 / 13:12:53 / Claus Gittinger"
+    "Created: / 03-10-2018 / 13:16:57 / Claus Gittinger"
 !
 
 includesIdentical:searchedElement