diff --git a/.github/workflows/build-pr-artifacts.yml b/.github/workflows/build-pr-artifacts.yml
index 8e8554e..eb5dfc3 100644
--- a/.github/workflows/build-pr-artifacts.yml
+++ b/.github/workflows/build-pr-artifacts.yml
@@ -18,6 +18,16 @@ jobs:
         uses: actions/checkout@v4.1.1
         with:
           fetch-depth: 1
+          
+      - name: Validate Branch Name
+        id: validate_branch_name
+        run: |
+          # Perform input validation here
+          # For example, check for forbidden characters
+          if [[ "${{ github.head_ref }}" =~ [^a-zA-Z0-9._-] ]]; then
+            echo "Error: Branch name contains invalid characters."
+            exit 1
+          fi
 
       # Replace problematic characters in branch name (like '/') with safe characters (like '.')
       - name: Generate Tag Names