diff --git a/lambda.tf b/lambda.tf
index 051c262..30bb642 100644
--- a/lambda.tf
+++ b/lambda.tf
@@ -6,7 +6,7 @@ data "archive_file" "es_cleanup_lambda" {
   type = "zip"
 
   source {
-    content  = "${data.http.src.body}"
+    content  = data.http.src.body
     filename = "es-cleanup.py"
   }