diff --git a/intro/part6/src/Avatar.elm b/intro/part6/src/Avatar.elm
index 6c2b123..0eac0dd 100644
--- a/intro/part6/src/Avatar.elm
+++ b/intro/part6/src/Avatar.elm
@@ -30,7 +30,12 @@ decoder =
 
 src : Avatar -> Attribute msg
 src (Avatar maybeUrl) =
-    Html.Attributes.src (resolveAvatarUrl maybeUrl)
+    Html.Attributes.src <|
+        if maybeUrl == Just "" then
+            resolveAvatarUrl Nothing
+
+        else
+            resolveAvatarUrl maybeUrl
 
 
 resolveAvatarUrl : Maybe String -> String