diff --git a/src/lib/seed.ts b/src/lib/seed.ts
index a3b3b6d..59d04a8 100644
--- a/src/lib/seed.ts
+++ b/src/lib/seed.ts
@@ -7,8 +7,8 @@ import { errorExit } from "./error.js";
 export function getSeed() {
   const seed = config.str("seed");
 
-  let err = bip39.validateMnemonic(seed, wordlist);
-  if (err) {
+  let valid = bip39.validateMnemonic(seed, wordlist);
+  if (!valid) {
     errorExit("LUME_WEB_RELAY_SEED is invalid. Aborting.");
   }