diff --git a/Source/IBMCloudAppID/internal/TokenManager.swift b/Source/IBMCloudAppID/internal/TokenManager.swift
index 320e0cf..1c61b0d 100644
--- a/Source/IBMCloudAppID/internal/TokenManager.swift
+++ b/Source/IBMCloudAppID/internal/TokenManager.swift
@@ -175,6 +175,7 @@ internal class TokenManager {
                 self.validateToken(token: identityToken, tokenResponseDelegate: tokenResponseDelegate) {
                     self.latestAccessToken = accessToken
                     self.latestIdentityToken = identityToken
+                    self.latestRefreshToken = nil
                     if let refreshTokenString = responseJson["refresh_token"] as? String {
                         self.latestRefreshToken = RefreshTokenImpl(with: refreshTokenString)
                     }