diff --git a/flake.nix b/flake.nix
index f944407e5..029a945c5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -406,6 +406,7 @@
                     # Copy exes to intermediate dir
                     cp \
                       --no-clobber \
+                      --no-preserve=mode \
                       --remove-destination \
                       --verbose \
                       ${lib.concatMapStringsSep " " (exe: "${exe}/bin/*") exes} \
@@ -414,6 +415,7 @@
                     # Copy magrations to intermediate dir
                     cp \
                       --no-clobber \
+                      --no-preserve=mode \
                       --remove-destination \
                       --verbose \
                       --recursive \