diff --git a/source/get_github_file.py b/source/get_github_file.py
index 4db8a2d..ddd8096 100644
--- a/source/get_github_file.py
+++ b/source/get_github_file.py
@@ -6,12 +6,13 @@ root = "https://raw.githubusercontent.com/Faraphel/MKWF-Install/master/"
 
 def get_github_file(self, file):
     try:
+        returncode = 0
         if self.boolvar_disable_download.get(): return 2
 
         dl = requests.get(root+file, allow_redirects=True, stream=True)
         if os.path.exists(file):
-            if int(dl.headers['Content-Length']) == os.path.getsize(file):
-                return 1
+            if int(dl.headers['Content-Length']) == os.path.getsize(file): return 1
+            else: returncode = 3
 
         if dl.status_code == 200:  # if page is found
             with open(file, "wb") as file:
@@ -19,7 +20,7 @@ def get_github_file(self, file):
                 for i, chunk in enumerate(dl.iter_content(chunk_size=chunk_size)):
                     file.write(chunk)
                     file.flush()
-            return 0
+            return returncode
         else:
             print(f"error {dl.status_code} {file}")
             return -1