diff --git a/src/index.ts b/src/index.ts
index 097125a..1fca76e 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -74,11 +74,13 @@ export = function writableDOM(
       }
     },
     close() {
-      appendInlineTextIfNeeded(pendingText, inlineHostNode);
-
-      return isBlocked
+      const promise = isBlocked
         ? new Promise<void>((_) => (resolve = _))
         : Promise.resolve();
+
+      return promise.then(() => {
+        appendInlineTextIfNeeded(pendingText, inlineHostNode);
+      });
     },
   };