diff --git a/pkgs/by-name/li/libfm/package.nix b/pkgs/by-name/li/libfm/package.nix
index d762036a22d074..76ae30dfd9ae76 100644
--- a/pkgs/by-name/li/libfm/package.nix
+++ b/pkgs/by-name/li/libfm/package.nix
@@ -2,6 +2,7 @@
   lib,
   stdenv,
   fetchurl,
+  fetchpatch,
   glib,
   intltool,
   menu-cache,
@@ -18,12 +19,12 @@ let
   gtk = if withGtk3 then gtk3 else gtk2;
   inherit (lib) optional optionalString;
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = if extraOnly then "libfm-extra" else "libfm";
   version = "1.3.2";
 
   src = fetchurl {
-    url = "mirror://sourceforge/pcmanfm/libfm-${version}.tar.xz";
+    url = "mirror://sourceforge/pcmanfm/libfm-${finalAttrs.version}.tar.xz";
     sha256 = "sha256-pQQmMDBM+OXYz/nVZca9VG8ii0jJYBU+02ajTofK0eU=";
   };
 
@@ -59,12 +60,12 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
-  meta = with lib; {
+  meta = {
     broken = stdenv.hostPlatform.isDarwin;
     homepage = "https://blog.lxde.org/category/pcmanfm/";
-    license = licenses.lgpl21Plus;
+    license = lib.licenses.lgpl21Plus;
     description = "Glib-based library for file management";
-    maintainers = [ maintainers.ttuegel ];
-    platforms = platforms.linux ++ platforms.darwin;
+    maintainers = with lib.maintainers; [ ttuegel ];
+    platforms = lib.platforms.linux ++ lib.platforms.darwin;
   };
-}
+})