diff --git a/pkgs/development/python-modules/scikit-learn/default.nix b/pkgs/development/python-modules/scikit-learn/default.nix
index 7ffe72261f44..bbcb44de2c02 100644
--- a/pkgs/development/python-modules/scikit-learn/default.nix
+++ b/pkgs/development/python-modules/scikit-learn/default.nix
@@ -2,6 +2,7 @@
 , lib
 , buildPythonPackage
 , fetchPypi
+, fetchpatch
 
 # build-system
 , cython
@@ -34,6 +35,14 @@ buildPythonPackage rec {
     hash = "sha256-k9PUlv8ZZUcPmXfQXl7DN2+x5jsQ5P2l450jwtiWmjA=";
   };
 
+  patches = [
+    (fetchpatch { # included in >= 1.4.2
+      name = "test_standard_scaler_dtype.patch";
+      url = "https://github.com/jeremiedbb/scikit-learn/commit/87c32d35eeb8f6f7fec63dc3d97d9c416545f053.diff";
+      hash = "sha256-iOBOoWHuWChCTnZ5go7MobPcHRGMChROpCI7V/5ik1Y=";
+    })
+  ];
+
   buildInputs = [
     pillow
     glibcLocales
diff --git a/pkgs/tools/X11/xdg-utils/default.nix b/pkgs/tools/X11/xdg-utils/default.nix
index d033e0ecde08..03965a5c0557 100644
--- a/pkgs/tools/X11/xdg-utils/default.nix
+++ b/pkgs/tools/X11/xdg-utils/default.nix
@@ -175,10 +175,10 @@ let
         "xscreensaver-command"      # Xscreensaver
         "xset"                      # generic-ish X
       ];
-      fix."$lockfile_command" = [ "lockfile" ];
       keep = {
         "$MV" = true;
         "$XPROP" = true;
+        "$lockfile_command" = true;
       };
       execer = [
         "cannot:${perl}/bin/perl"