diff --git a/.env.development b/.env.development
index ef54c2b..9fe9142 100644
--- a/.env.development
+++ b/.env.development
@@ -1,2 +1 @@
-# REACT_APP_PYCONKR_API=https://api-dev.pycon.kr
-REACT_APP_PYCONKR_API=http://localhost:8888
\ No newline at end of file
+REACT_APP_PYCONKR_API=https://api-dev.pycon.kr
\ No newline at end of file
diff --git a/.github/workflows/prod-cd.yml b/.github/workflows/prod-cd.yml
index 05ef67b..115a7e8 100644
--- a/.github/workflows/prod-cd.yml
+++ b/.github/workflows/prod-cd.yml
@@ -36,7 +36,7 @@ jobs:
 
       - name: Build
         run: |
-          yarn build
+          yarn build:prod
 
       - name: Deploy
         run: |
diff --git a/scripts/set_prod.sh b/scripts/set_prod.sh
old mode 100644
new mode 100755