diff --git a/pkgs/by-name/li/libpfm/package.nix b/pkgs/by-name/li/libpfm/package.nix
index 8e6b5bc50cfe..b564b7ebebb4 100644
--- a/pkgs/by-name/li/libpfm/package.nix
+++ b/pkgs/by-name/li/libpfm/package.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation (finalAttrs: {
   env.NIX_CFLAGS_COMPILE = "-Wno-error";
   env.CONFIG_PFMLIB_SHARED = if enableShared then "y" else "n";
 
-  buildInputs = lib.optional stdenv.hostPlatform.isWindows windows.libgnurx;
+  buildInputs = lib.optional stdenv.hostPlatform.isMinGW windows.libgnurx;
 
   meta = with lib; {
     description = "Helper library to program the performance monitoring events";
diff --git a/pkgs/tools/misc/file/default.nix b/pkgs/tools/misc/file/default.nix
index 77dd8f632906..3d423accffd0 100644
--- a/pkgs/tools/misc/file/default.nix
+++ b/pkgs/tools/misc/file/default.nix
@@ -53,7 +53,7 @@ stdenv.mkDerivation (finalAttrs: {
     updateAutotoolsGnuConfigScriptsHook
   ]
   ++ lib.optional (stdenv.hostPlatform != stdenv.buildPlatform) file;
-  buildInputs = [ zlib ] ++ lib.optional stdenv.hostPlatform.isWindows libgnurx;
+  buildInputs = [ zlib ] ++ lib.optional stdenv.hostPlatform.isMinGW libgnurx;
 
   # https://bugs.astron.com/view.php?id=382
   doCheck = !stdenv.buildPlatform.isMusl;