diff --git a/Code.ts b/Code.ts
index e2e3c1d..d39cded 100644
--- a/Code.ts
+++ b/Code.ts
@@ -56,21 +56,21 @@ function test() {
 
   const insert_point = out_doc
     .getBody()
-    .findText('{{test}}')
+    .findText('{{body}}')
     ?.getElement();
 
-  if (insert_point) {
-    // find the parent element that is a direct descendant of the body
-    let parent = insert_point;
-    while (
-      parent.getParent().getType() != DocumentApp.ElementType.BODY_SECTION
-    ) {
-      parent = parent.getParent();
-    }
-    const idx = out_doc.getBody().getChildIndex(parent);
-
-    // insert with index 0 is an append, for some reason
-    copyBody(source_doc.getBody(), out_doc.getBody(), idx + 1);
-    out_doc.getBody().removeChild(parent);
+  if (!insert_point) {
+    throw new Error("Could not find insert point '{{body}}'");
   }
+
+  // find the parent element that is a direct descendant of the body
+  let parent = insert_point;
+  while (parent.getParent().getType() != DocumentApp.ElementType.BODY_SECTION) {
+    parent = parent.getParent();
+  }
+  const index = out_doc.getBody().getChildIndex(parent);
+
+  // insert with index 0 is an append, for some reason
+  copyBody(source_doc.getBody(), out_doc.getBody(), index + 1);
+  out_doc.getBody().removeChild(parent);
 }