diff --git a/src/index.ts b/src/index.ts
index c03521ff..75096f09 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -47,6 +47,7 @@ export const HTML_LANGUAGES: string[] = [
   'handlebars',
   'html',
   'HTML (Eex)',
+  'HTML (EEx)',
   'jade',
   'leaf',
   'markdown',