diff --git a/aws-python-rest-api-with-dynamodb/serverless.yml b/aws-python-rest-api-with-dynamodb/serverless.yml
index e14fec549..07bf678ac 100644
--- a/aws-python-rest-api-with-dynamodb/serverless.yml
+++ b/aws-python-rest-api-with-dynamodb/serverless.yml
@@ -6,7 +6,7 @@ provider:
   name: aws
   runtime: python3.9
   environment:
-    DYNAMODB_TABLE: ${self:service}-${opt:stage, self:provider.stage}
+    DYNAMODB_TABLE: ${self:service}-${sls:stage}
   iam:
     role:
       statements:
@@ -18,7 +18,7 @@ provider:
             - dynamodb:PutItem
             - dynamodb:UpdateItem
             - dynamodb:DeleteItem
-          Resource: "arn:aws:dynamodb:${opt:region, self:provider.region}:*:table/${self:provider.environment.DYNAMODB_TABLE}"
+          Resource: "arn:aws:dynamodb:${aws:region}:*:table/${self:provider.environment.DYNAMODB_TABLE}"
 
 functions:
   create: