diff --git a/.github/workflows/on-merge-master.yml b/.github/workflows/on-merge-master.yml
index 249513e5a..9c350059e 100644
--- a/.github/workflows/on-merge-master.yml
+++ b/.github/workflows/on-merge-master.yml
@@ -30,7 +30,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install mkdocs mkdocs-material mike
+          pip install mkdocs==1.5.3 mkdocs-material==9.4.2 mike==1.1.2
 
       - name: Get current branch name
         shell: bash