diff --git a/crypto/Sr25519.ts b/crypto/Sr25519.ts
index 6022e655a..f38ec60a2 100644
--- a/crypto/Sr25519.ts
+++ b/crypto/Sr25519.ts
@@ -3,6 +3,7 @@ import { Sr25519 as WatTheSr25519 } from "../deps/wat_the_crypto.ts"
 
 const ctx = new TextEncoder().encode("substrate")
 
+/** For the time being, this should only be used for testing */
 export class Sr25519 {
   keypair: WatTheSr25519
   address