--- a/MultiImage.st	Sun Aug 25 14:53:36 2019 +0200
+++ b/MultiImage.st	Mon Aug 26 09:46:54 2019 +0200
@@ -124,8 +124,8 @@
 !
 
 clearMaskedPixels
-    images := images do:[:eachImage | eachImage clearMaskedPixels].
-    ^ self
+    images do:[:eachImage | eachImage clearMaskedPixels].
+
 !
 
 onDevice:device