diff --git a/apps/web/src/app/tool/[...slug]/page.tsx b/apps/web/src/app/tool/[...slug]/page.tsx
index cc99495..67b98d3 100644
--- a/apps/web/src/app/tool/[...slug]/page.tsx
+++ b/apps/web/src/app/tool/[...slug]/page.tsx
@@ -446,7 +446,7 @@ export default function ToolDetailPage({
             </Card>
 
             {/* NPM Keywords */}
-            {tool.npmKeywords.length > 0 && (
+            {tool.npmKeywords && tool.npmKeywords.length > 0 && (
               <Card>
                 <CardHeader>
                   <CardTitle>NPM Keywords</CardTitle>