diff --git a/pkgs/applications/graphics/krita/default.nix b/pkgs/applications/graphics/krita/default.nix
index 3f7eb84ed831..6ad67f75b218 100644
--- a/pkgs/applications/graphics/krita/default.nix
+++ b/pkgs/applications/graphics/krita/default.nix
@@ -17,6 +17,9 @@ mkDerivation rec {
     sha256 = "1sx4j4brk71bas3cpqzk4bd8bknyl3x4fdg5pv4r7pcfd3vpq2vy";
   };
 
+  # *somtimes* fails with can't find ui_manager.h, also see https://github.com/NixOS/nixpkgs/issues/35359
+  enableParallelBuilding = false;
+
   nativeBuildInputs = [ cmake extra-cmake-modules python3Packages.sip makeWrapper ];
 
   buildInputs = [