diff --git a/butler_ddochi/settings.py b/butler_ddochi/settings.py
index 81ad8f3..8f686ee 100644
--- a/butler_ddochi/settings.py
+++ b/butler_ddochi/settings.py
@@ -16,13 +16,13 @@ from pathlib import Path
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
 
-# 우선순위: .env.prd > .env.dev > .env
-if os.path.exists(os.path.join(BASE_DIR, '.env.prd')):
-    print("Read Environment File > Used : .env.prd")
-    load_dotenv(os.path.join(BASE_DIR, '.env.prd'))
-elif os.path.exists(os.path.join(BASE_DIR, '.env.dev')):
+# 우선순위: .env.dev > .env.prd > .env
+if os.path.exists(os.path.join(BASE_DIR, '.env.dev')):
     print("Read Environment File > Used : .env.dev")
     load_dotenv(os.path.join(BASE_DIR, '.env.dev'))
+elif os.path.exists(os.path.join(BASE_DIR, '.env.prd')):
+    print("Read Environment File > Used : .env.prd")
+    load_dotenv(os.path.join(BASE_DIR, '.env.prd'))
 else:
     print("None Environment File > Used : local_env")
 
diff --git a/version b/version
index 8a64d86..8ed5dd7 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-dev_0.0.30
\ No newline at end of file
+dev_0.0.31
\ No newline at end of file