diff --git a/.github/workflows/deploy-backend-dev.yml b/.github/workflows/deploy-backend-dev.yml
index 043a37d72..e5282a5aa 100644
--- a/.github/workflows/deploy-backend-dev.yml
+++ b/.github/workflows/deploy-backend-dev.yml
@@ -27,7 +27,7 @@ jobs:
 
       - name: Build backend and copy zip to S3
         run: |
-          sed -i "s/RECAPTCHA_CONFIG_JSON_BASE64/${{ secrets.RECAPTCHA_CONFIG_JSON_BASE64 }}/g" utils/helper.go
+          sed -i "s#RECAPTCHA_CONFIG_JSON_BASE64#${{ secrets.RECAPTCHA_CONFIG_JSON_BASE64 }}#g" utils/helper.go
           apt-get update && apt-get install -y zip
           GOOS=linux GOARCH=amd64 CGO_ENABLED=0 go build -o main main.go
           zip canopas_serverless_dev_${{ github.sha }}.zip main