diff --git a/Source/OIDAuthState.m b/Source/OIDAuthState.m
index 8b141a667..d084ef1fd 100644
--- a/Source/OIDAuthState.m
+++ b/Source/OIDAuthState.m
@@ -414,7 +414,7 @@ - (OIDTokenRequest *)tokenRefreshRequestWithAdditionalParameters:
                 redirectURL:nil
                    clientID:_lastAuthorizationResponse.request.clientID
                clientSecret:_lastAuthorizationResponse.request.clientSecret
-                      scope:_lastAuthorizationResponse.request.scope
+                      scope:nil
                refreshToken:_refreshToken
                codeVerifier:nil
        additionalParameters:additionalParameters];