diff --git a/.github/workflows/deploy_on_dev.yml b/.github/workflows/deploy_on_dev.yml
index 4c24c54..8f3761e 100644
--- a/.github/workflows/deploy_on_dev.yml
+++ b/.github/workflows/deploy_on_dev.yml
@@ -94,4 +94,13 @@ jobs:
         run: |
           source ./zappa-env/bin/activate
           zappa update dev2023
-          zappa manage dev2023 "collectstatic --no-input"
+#          zappa manage dev2023 "collectstatic --no-input"
+
+      - name: Collect Static Files to S3
+        env:
+          AWS_ACCESS_KEY_ID: ${{ secrets.PYCON_DEV_2023_AWS_KEY }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.PYCON_DEV_2023_AWS_SECRET }}
+          AWS_S3_ACCESS_KEY_ID: ${{ secrets.PYCON_DEV_2023_AWS_KEY }}
+          AWS_S3_SECRET_ACCESS_KEY: ${{ secrets.PYCON_DEV_2023_AWS_SECRET }}
+        run: |
+          python manage.py collectstatic --no-input --settings=pyconkr.settings-dev
diff --git a/pyconkr/settings-dev.py b/pyconkr/settings-dev.py
index 3b712de..2c47248 100644
--- a/pyconkr/settings-dev.py
+++ b/pyconkr/settings-dev.py
@@ -26,4 +26,5 @@
 STATICFILES_STORAGE = "storages.backends.s3boto3.S3StaticStorage"
 AWS_S3_ACCESS_KEY_ID = os.getenv("AWS_S3_ACCESS_KEY_ID")
 AWS_S3_SECRET_ACCESS_KEY = os.getenv("AWS_S3_SECRET_ACCESS_KEY")
+AWS_DEFAULT_REGION = "ap-northeast-2"
 AWS_STORAGE_BUCKET_NAME = "pyconkr-api-v2-static-dev"
diff --git a/pyconkr/settings-prod.py b/pyconkr/settings-prod.py
index 9655b74..a624dd9 100644
--- a/pyconkr/settings-prod.py
+++ b/pyconkr/settings-prod.py
@@ -26,4 +26,5 @@
 STATICFILES_STORAGE = "storages.backends.s3boto3.S3StaticStorage"
 AWS_S3_ACCESS_KEY_ID = os.getenv("AWS_S3_ACCESS_KEY_ID")
 AWS_S3_SECRET_ACCESS_KEY = os.getenv("AWS_S3_SECRET_ACCESS_KEY")
+AWS_DEFAULT_REGION = "ap-northeast-2"
 AWS_STORAGE_BUCKET_NAME = "pyconkr-api-v2-static"