diff --git a/docs/swagger-resume-book.yml b/docs/swagger-resume-book.yml
index 96bed53..546d773 100644
--- a/docs/swagger-resume-book.yml
+++ b/docs/swagger-resume-book.yml
@@ -112,4 +112,5 @@ paths:
         httpMethod: POST
         contentHandling: CONVERT_TO_TEXT
         type: aws_proxy
-        uri: arn:aws:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/arn:aws:lambda:${AWS::Region}:${AWS::AccountId}:function:${LambdaFunctionName}/invocations
\ No newline at end of file
+        uri: 
+          Fn::Sub: arn:aws:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/arn:aws:lambda:${AWS::Region}:${AWS::AccountId}:function:${LambdaFunctionName}/invocations
\ No newline at end of file