--- a/MessageSend.st	Sun Sep 08 15:58:25 2019 +0200
+++ b/MessageSend.st	Sun Sep 08 15:58:47 2019 +0200
@@ -184,7 +184,7 @@
 
     nargs := selector argumentCount.
     nargs >= 2 ifTrue:[^ self value:optionalFirstArg value:optionalSecondArg].
-    nargs = 1 ifTrue:[^ self value:optionalFirstArg].
+    nargs == 1 ifTrue:[^ self value:optionalFirstArg].
     ^ self value
 
     "Modified (format): / 03-06-2014 / 12:40:46 / Jan Vrany <jan.vrany@fit.cvut.cz>"
@@ -203,7 +203,7 @@
         ].
         ^ self value:firstArg value:optionalSecondArg
     ].
-    nargs = 1 ifTrue:[^ self value:firstArg].
+    nargs == 1 ifTrue:[^ self value:firstArg].
     ^ self value
 
     "Modified: / 03-06-2014 / 12:40:52 / Jan Vrany <jan.vrany@fit.cvut.cz>"