diff --git a/pkgs/by-name/tw/twolame/package.nix b/pkgs/by-name/tw/twolame/package.nix
index 3f4b9dc077c2..d452f8cb3e53 100644
--- a/pkgs/by-name/tw/twolame/package.nix
+++ b/pkgs/by-name/tw/twolame/package.nix
@@ -25,6 +25,8 @@ stdenv.mkDerivation {
   ];
   buildInputs = [ libsndfile ];
 
+  configureFlags = [ "CFLAGS=-std=gnu17" ];
+
   doCheck = false; # fails with "../build-scripts/test-driver: line 107: -Mstrict: command not found"
 
   meta = {