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-rw-r--r--pkgs/build-support/docker/default.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/build-support/docker/default.nix b/pkgs/build-support/docker/default.nix
index b74d7885d54..f6416c81cc0 100644
--- a/pkgs/build-support/docker/default.nix
+++ b/pkgs/build-support/docker/default.nix
@@ -777,7 +777,7 @@ rec {
       fi
     done
     # Copy all layers from input images to output image directory
-    cp -R --no-clobber inputs/*/* image/
+    cp -R --update=none inputs/*/* image/
     # Merge repositories objects and manifests
     jq -s add "''${repos[@]}" > repositories
     jq -s add "''${manifests[@]}" > manifest.json