diff --git a/pkgs/servers/http/nginx/generic.nix b/pkgs/servers/http/nginx/generic.nix
index a9346c8e0fa2..409e93b18614 100644
--- a/pkgs/servers/http/nginx/generic.nix
+++ b/pkgs/servers/http/nginx/generic.nix
@@ -129,7 +129,7 @@ stdenv.mkDerivation {
   ] ++ lib.optionals (stdenv.cc.isGNU && lib.versionAtLeast stdenv.cc.version "11") [
     # fix build vts module on gcc11
     "-Wno-error=stringop-overread"
-  ] ++ lib.optionals stdenv.hostPlatform.isDarwin [
+  ] ++ lib.optionals stdenv.cc.isClang [
     "-Wno-error=deprecated-declarations"
     "-Wno-error=gnu-folding-constant"
     "-Wno-error=unused-but-set-variable"