diff --git a/pkgs/build-support/fetchdarcs/default.nix b/pkgs/build-support/fetchdarcs/default.nix
index 9ab57d5c05ea..6073efec2815 100644
--- a/pkgs/build-support/fetchdarcs/default.nix
+++ b/pkgs/build-support/fetchdarcs/default.nix
@@ -4,14 +4,10 @@ lib.makeOverridable (
 { url
 , rev ? null
 , context ? null
-, md5 ? ""
 , sha256 ? ""
 , name ? "fetchdarcs"
 }:
 
-if md5 != "" then
-  throw "fetchdarcs does not support md5 anymore, please use sha256"
-else
 stdenvNoCC.mkDerivation {
   builder = ./builder.sh;
   nativeBuildInputs = [cacert darcs];