diff --git a/packages/server/src/error/TRPCError.ts b/packages/server/src/error/TRPCError.ts
index 2918e1b6d33..7697198be60 100644
--- a/packages/server/src/error/TRPCError.ts
+++ b/packages/server/src/error/TRPCError.ts
@@ -45,7 +45,7 @@ export class TRPCError extends Error {
     this.name = 'TRPCError';
 
     if (!this.cause) {
-      // idk why this is needed, but it is
+      // < ES2022 / < Node 16.9.0 compatability
       this.cause = cause;
     }
   }