diff --git a/backend/src/lib/crypto/index.ts b/backend/src/lib/crypto/index.ts
index 9d7f4e886..a92508b1d 100644
--- a/backend/src/lib/crypto/index.ts
+++ b/backend/src/lib/crypto/index.ts
@@ -18,3 +18,4 @@ export {
   decryptSecretVersions
 } from "./secret-encryption";
 export { generateSrpServerKey, srpCheckClientProof } from "./srp";
+export { decodeBase64, encodeBase64 } from "tweetnacl-util";