diff --git a/.github/workflows/check_icon_pr.yml b/.github/workflows/check_icon_pr.yml
index 6a57bab4..eb128cc3 100644
--- a/.github/workflows/check_icon_pr.yml
+++ b/.github/workflows/check_icon_pr.yml
@@ -7,12 +7,26 @@ jobs:
     if: startsWith(github.event.pull_request.title, 'new icon') || startsWith(github.event.pull_request.title, 'update icon')  # only checks icon PR
     steps:
       - uses: actions/checkout@v2
+
+      - name: Check if PR is develop
+        if: ${{ github.base_ref != 'develop' }}
+        run: |
+          echo -e "The PR's base branch is \`${{ github.base_ref }}\`, but should be \`develop\`\nPlease change the PR so that it's based on, and merged into \`develop\`" > ./err_messages.txt
+          echo "wrong_branch=true" >> $GITHUB_ENV
       
       - uses: actions/setup-python@v2
+        if: ${{ !env.wrong_branch }}
         with: 
           python-version: 3.8
 
+      - name: Install dependencies
+        if: ${{ !env.wrong_branch }}
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r ./.github/scripts/requirements.txt
+
       - name: Run the check_svg script
+        if: ${{ !env.wrong_branch }}
         env:
           PR_TITLE: ${{ github.event.pull_request.title }}
         run: python ./.github/scripts/check_icon_pr.py "$PR_TITLE" ./icons ./devicon.json