diff --git a/web/scripts/app.js b/web/scripts/app.js
index 9ecad848..8a9c7ca4 100644
--- a/web/scripts/app.js
+++ b/web/scripts/app.js
@@ -1010,7 +1010,7 @@ export class ComfyApp {
 		const app = this;
 		// Load node definitions from the backend
 		const defs = await api.getNodeDefs();
-		this.registerNodesFromDefs(defs);
+		await this.registerNodesFromDefs(defs);
 		await this.#invokeExtensionsAsync("registerCustomNodes");
 	}