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Diffstat (limited to 'nixpkgs/pkgs/applications/audio/freewheeling/default.nix')
-rw-r--r--nixpkgs/pkgs/applications/audio/freewheeling/default.nix3
1 files changed, 2 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/applications/audio/freewheeling/default.nix b/nixpkgs/pkgs/applications/audio/freewheeling/default.nix
index a2588093309d..34494871f29c 100644
--- a/nixpkgs/pkgs/applications/audio/freewheeling/default.nix
+++ b/nixpkgs/pkgs/applications/audio/freewheeling/default.nix
@@ -25,7 +25,8 @@ stdenv.mkDerivation rec {
       configureFlags = oldAttrs.configureFlags ++ [ "--enable-openssl-compatibility" ];
     }))
   ];
-  NIX_CFLAGS_COMPILE = makeSDLFlags [ SDL SDL_ttf SDL_gfx ] ++ [ "-I${libxml2.dev}/include/libxml2" ];
+  NIX_CFLAGS_COMPILE = toString
+    (makeSDLFlags [ SDL SDL_ttf SDL_gfx ] ++ [ "-I${libxml2.dev}/include/libxml2" ]);
 
   hardeningDisable = [ "format" ];