diff --git a/repository/Grafoscopio/GrafoscopioNode.class.st b/repository/Grafoscopio/GrafoscopioNode.class.st
index 2915c04..704492d 100644
--- a/repository/Grafoscopio/GrafoscopioNode.class.st
+++ b/repository/Grafoscopio/GrafoscopioNode.class.st
@@ -339,9 +339,10 @@ GrafoscopioNode >> downloadImagesInto: folder [
 			path:= path , '/' , eachDirectory .
 			(folder / path) ensureCreateDirectory ].  
 		localFolder := (folder / each directory).
-		ZnClient new 
-			url: each ;
-			downloadTo: localFolder . ]
+		(localFolder / each lastPathSegment) exists ifFalse: [ 
+			ZnClient new 
+				url: each ;
+				downloadTo: localFolder . ]]
 ]
 
 { #category : #'custom markup' }