diff --git a/src/lime/graphics/Image.hx b/src/lime/graphics/Image.hx
index ac2056cba..4e589e3ea 100644
--- a/src/lime/graphics/Image.hx
+++ b/src/lime/graphics/Image.hx
@@ -1721,7 +1721,7 @@ class Image {
 			} else {
 
 				//throw "Image tried to read PNG/JPG Bytes, but found an invalid header.";
-				return;
+				return false;
 
 			}