diff --git a/libraries/key-identifier/src/key-identifier.js b/libraries/key-identifier/src/key-identifier.js
index 9fe64917..e97858fc 100644
--- a/libraries/key-identifier/src/key-identifier.js
+++ b/libraries/key-identifier/src/key-identifier.js
@@ -7,7 +7,9 @@ const SUPPORTED_KEY_TYPES = new Set(['legacy', 'nacl', 'secp256k1'])
 const isDerivationPath = (derivationPath) =>
   typeof derivationPath === 'object' &&
   Symbol.toStringTag in derivationPath &&
-  derivationPath[Symbol.toStringTag]() === 'DerivationPath'
+  (derivationPath[Symbol.toStringTag] === 'DerivationPath' ||
+    (typeof derivationPath[Symbol.toStringTag] === 'function' &&
+      derivationPath[Symbol.toStringTag]() === 'DerivationPath')) // an older version of DerivationPath incorrectly used a method instead of a getter
 
 export default class KeyIdentifier {
   /** @type {DerivationPath} */