diff --git a/src/openvpn/ssl.c b/src/openvpn/ssl.c
index d9b21819..4c0d78a1 100644
--- a/src/openvpn/ssl.c
+++ b/src/openvpn/ssl.c
@@ -492,6 +492,7 @@ ssl_purge_auth(const bool auth_user_pass_only)
         purge_user_pass(&passbuf, true);
     }
     purge_user_pass(&auth_user_pass, true);
+    purge_user_pass(&auth_token, true);
 #ifdef ENABLE_MANAGEMENT
     ssl_purge_auth_challenge();
 #endif