diff --git a/.github/workflows/TC-version-update.yml b/.github/workflows/TC-version-update.yml
index 4692115e..1429a85d 100644
--- a/.github/workflows/TC-version-update.yml
+++ b/.github/workflows/TC-version-update.yml
@@ -23,6 +23,7 @@ jobs:
           - name: install python packages
             run: |
               python -m pip install --upgrade pip
+              pip install pyyaml
     
           - name: execute py script # run main.py
             run: python ./scripts/release_publish.py