diff --git a/pkgs/os-specific/linux/wpa_supplicant/gui.nix b/pkgs/os-specific/linux/wpa_supplicant/gui.nix
index d60ff7f364c..911b0331f4c 100644
--- a/pkgs/os-specific/linux/wpa_supplicant/gui.nix
+++ b/pkgs/os-specific/linux/wpa_supplicant/gui.nix
@@ -1,14 +1,23 @@
-{ stdenv, mkDerivation, qtbase, qmake, inkscape, imagemagick, wpa_supplicant }:
+{ stdenv, mkDerivation, fetchpatch, qtbase, qmake, inkscape, imagemagick, wpa_supplicant }:
 
 mkDerivation {
   name = "wpa_gui-${wpa_supplicant.version}";
 
   inherit (wpa_supplicant) src;
 
+  patches = [
+    # Fix build with Inkscape 1.0
+    # https://github.com/NixOS/nixpkgs/issues/86930
+    (fetchpatch {
+      url = "https://w1.fi/cgit/hostap/patch/?id=0388992905a5c2be5cba9497504eaea346474754";
+      sha256 = "YDSY7l/qEco+aZYcYHLf/rxCKvPw35ibGoMorjA5GhY=";
+    })
+  ];
+
   buildInputs = [ qtbase ];
   nativeBuildInputs = [ qmake inkscape imagemagick ];
 
-  prePatch = ''
+  postPatch = ''
     cd wpa_supplicant/wpa_gui-qt4
   '';