diff --git a/terraform/api-specification-templates/hydrocron_aws_api.yml b/terraform/api-specification-templates/hydrocron_aws_api.yml
index 653456f..2734ec2 100644
--- a/terraform/api-specification-templates/hydrocron_aws_api.yml
+++ b/terraform/api-specification-templates/hydrocron_aws_api.yml
@@ -133,7 +133,7 @@ paths:
             {
               "body": {
                 "feature":"$input.params('feature')",
-                "feature_id":"$input.params('reach_id')",
+                "reach_id":"$input.params('reach_id')",
                 "start_time":"$input.params('start_time')",
                 "end_time":"$input.params('end_time')",
                 "output": "$input.params('output')",