diff --git a/pkgs/development/libraries/wxwidgets/wxGTK32.nix b/pkgs/development/libraries/wxwidgets/wxGTK32.nix
index 83154c50d3e3..8dbc6f87061d 100644
--- a/pkgs/development/libraries/wxwidgets/wxGTK32.nix
+++ b/pkgs/development/libraries/wxwidgets/wxGTK32.nix
@@ -62,16 +62,6 @@ stdenv.mkDerivation rec {
     hash = "sha256-u+INjo9EkW433OYoCDZpw5pcW1DyF/t/J5ntLZX+6aA=";
   };
 
-  # Workaround for pkgsMusl.wxGTK32 failing as:
-  #   "./src/unix/uilocale.cpp:650:37: error: ‘_NL_IDENTIFICATION_TERRITORY’ was not declared in this scope"
-  # On upgrade, please test building wxwidgets for pkgsMusl, and remove this patch if unnecessary.
-  patches = lib.optional stdenv.hostPlatform.isMusl [
-    (fetchpatch {
-      url = "https://github.com/wxWidgets/wxWidgets/commit/1faf1796b23b2503296d9b1e9ad39047d633f8c9.patch";
-      sha256 = "sha256-0FbfzGzzkriLD2iDcRcBXgYqjHtxFsmSlhGE5d18/bo=";
-    })
-  ];
-
   nativeBuildInputs = [ pkg-config ];
 
   buildInputs = [