diff --git a/apps/docs/generator/helpers.ts b/apps/docs/generator/helpers.ts
index 6bb5653e808..e7796c9101f 100644
--- a/apps/docs/generator/helpers.ts
+++ b/apps/docs/generator/helpers.ts
@@ -2,6 +2,7 @@ import * as _ from 'lodash'
 import * as fs from 'fs'
 
 export const slugify = (text: string) => {
+  if (!text) return ''
   return text
     .toString()
     .toLowerCase()