diff --git a/src/js/helpers.js b/src/js/helpers.js
index e1e756b4f..3015db8b2 100644
--- a/src/js/helpers.js
+++ b/src/js/helpers.js
@@ -97,7 +97,8 @@ export const chromeAITextGeneration = async ( prompt = '', content = '' ) => {
 		return result;
 	}
 
-	const supportsTextGeneration = await window.ai.languageModel.capabilities();
+	const supportsTextGeneration =
+		await window.ai.languageModel?.capabilities();
 
 	if (
 		supportsTextGeneration &&