1 files changed, 2 insertions, 6 deletions
diff --git a/pkgs/tools/typesetting/fop/default.nix b/pkgs/tools/typesetting/fop/default.nix
index e31ea73f0096..94a24211f9a3 100644
--- a/pkgs/tools/typesetting/fop/default.nix
+++ b/pkgs/tools/typesetting/fop/default.nix
@@ -5,6 +5,7 @@
 , jdk
 , jre
 , makeWrapper
+, stripJavaArchivesHook
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -16,16 +17,11 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-b7Av17wu6Ar/npKOiwYqzlvBFSIuXTpqTacM1sxtBvc=";
   };
 
-  postPatch = ''
-    # Fix jar timestamps for reproducibility
-    substituteInPlace fop/build.xml \
-        --replace-fail '<jar ' '<jar modificationtime="0" '
-  '';
-
   nativeBuildInputs = [
     ant
     jdk
     makeWrapper
+    stripJavaArchivesHook
   ];
 
   # Note: not sure if this is needed anymore