diff --git a/backend/src/langs.ts b/backend/src/langs.ts
index d5d366a..cf7d3cc 100644
--- a/backend/src/langs.ts
+++ b/backend/src/langs.ts
@@ -87,6 +87,7 @@ export interface LangConfig {
 //
 // (All 28 languages listed are on Riju, except Object Pascal and VBA.)
 
+// TODO: validate that links have not broken
 export const langs: { [key: string]: LangConfig } = {
   "><>": {
     aliases: ["esofish"],