diff --git a/.github/workflows/merge.yml b/.github/workflows/merge.yml
index b591086..94075c1 100644
--- a/.github/workflows/merge.yml
+++ b/.github/workflows/merge.yml
@@ -23,6 +23,8 @@ jobs:
         run: cat .git/shallow
       - name: deepen tree
         run: git fetch --shallow-since 2023-08-17 --tags --recurse-submodules=no --update-shallow
+      - name: deepen tree again
+        run: git fetch --shallow-since 2023-08-17 --tags --recurse-submodules=no --update-shallow
       # - name: deepen tree
       #   run: |
       #     depth=0