diff --git a/pkgs/build-support/setup-hooks/separate-debug-info.sh b/pkgs/build-support/setup-hooks/separate-debug-info.sh
index ebc773a49218..9cec77b9b0cd 100644
--- a/pkgs/build-support/setup-hooks/separate-debug-info.sh
+++ b/pkgs/build-support/setup-hooks/separate-debug-info.sh
@@ -43,10 +43,11 @@ _separateDebugInfo() {
             then
                 echo "separate-debug-info: warning: multiple files with build id $id found, overwriting"
             fi
-            $OBJCOPY --only-keep-debug "$i" "$dst/${id:0:2}/${id:2}.debug"
-
-            # Also a create a symlink <original-name>.debug.
-            ln -sfn ".build-id/${id:0:2}/${id:2}.debug" "$dst/../$(basename "$i")"
+            (
+                $OBJCOPY --only-keep-debug "$i" "$dst/${id:0:2}/${id:2}.debug" &&
+                # Also a create a symlink <original-name>.debug.
+                ln -sfn ".build-id/${id:0:2}/${id:2}.debug" "$dst/../$(basename "$i")"
+            )
         ) || rmdir -p "$dst/${id:0:2}"
     done < <(find "$prefix" -type f -print0 | sort -z)
 }