diff --git a/pkgs/tools/misc/cgdb/default.nix b/pkgs/tools/misc/cgdb/default.nix
index 0f53f46ab1b..71dba9a712f 100644
--- a/pkgs/tools/misc/cgdb/default.nix
+++ b/pkgs/tools/misc/cgdb/default.nix
@@ -3,7 +3,7 @@ args.stdenv.mkDerivation {
   name = "cgdb-0.6.4";
 
   src = args.fetchurl {
-    url = http://prdownloads.sourceforge.net/cgdb/cgdb-0.6.4.tar.gz?download;
+    url = http://prdownloads.sourceforge.net/cgdb/cgdb-0.6.4.tar.gz;
     sha256 = "10c03p3bbr1glyw7j2i2sv97riiksw972pdamcqdqrzzfdcly54w";
   };