diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index aa77283..5b1b96c 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -40,7 +40,7 @@ jobs:
       uses: actions/cache@v3
       with:
         path: /home/runner/work/today.isangjeong/today.isangjeong/app/temp/auth
-        key: ${{ runner.os }}-cookie-${{ hashFiles('/home/runner/work/today.isangjeong/today.isangjeong/app/temp/auth') }}
+        key: ${{ runner.os }}-cookie-${{ hashFiles('/home/runner/work/today.isangjeong/today.isangjeong/app/temp/auth/cookies.json') }}
         restore-keys: |
           ${{ runner.os }}-cookie-
 
@@ -48,7 +48,11 @@ jobs:
       run: |
         pwd
         python -m pip install --upgrade pip
-        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+        if [ -f requirements.txt ] && ! pip freeze | diff - requirements.txt > /dev/null; then
+          pip install -r requirements.txt
+        else
+          echo "No changes in requirements.txt, skipping installation"
+        fi
 
     - name: Set Permission
       run: |