diff --git a/pkgs/games/0verkill/default.nix b/pkgs/games/0verkill/default.nix
index fa654832e2e..8f6a5b12305 100644
--- a/pkgs/games/0verkill/default.nix
+++ b/pkgs/games/0verkill/default.nix
@@ -27,6 +27,9 @@ gccStdenv.mkDerivation rec {
     autoupdate
   '';
 
+  # The code needs an update for gcc-10:
+  #   https://github.com/hackndev/0verkill/issues/7
+  NIX_CFLAGS_COMPILE = "-fcommon";
   hardeningDisable = [ "all" ]; # Someday the upstream will update the code...
 
   meta = with lib; {