diff --git a/.github/workflows/build_ci.yml b/.github/workflows/build_ci.yml
index 414b6ed..a67ac49 100644
--- a/.github/workflows/build_ci.yml
+++ b/.github/workflows/build_ci.yml
@@ -14,6 +14,8 @@ jobs:
         uses: actions/setup-python@v5
         with:
           python-version: '3.11'
+          cache: 'pip' #It improves the ci speed and reliabilty.
+
       - name: Install dependencies
         run: |
           pip install -r requirements.txt