diff --git a/lambda/stop-rds/stop-rds.py b/lambda/stop-rds/stop-rds.py
index 0a3a0783..4f518b54 100644
--- a/lambda/stop-rds/stop-rds.py
+++ b/lambda/stop-rds/stop-rds.py
@@ -3,8 +3,8 @@ import os
 
 #環境変数 
 client = boto3.client('rds')
-AUTO_STOP_TAG_TAGKEY = os.environ['TAGKEY']
-AUTO_STOP_ENABLE = os.environ['TAGVALUE']
+AUTO_STOP_TAG_TAGKEY = os.environ['AUTO_STOP_TAG_TAGKEY']
+AUTO_STOP_ENABLE = os.environ['AUTO_STOP_ENABLE']
 
 def lambda_handler(event, context):
     #クラスターを停止