diff --git a/src/plugins/cinterion/mm-broadband-modem-cinterion.c b/src/plugins/cinterion/mm-broadband-modem-cinterion.c
index 3d70cf509..fef34551b 100644
--- a/src/plugins/cinterion/mm-broadband-modem-cinterion.c
+++ b/src/plugins/cinterion/mm-broadband-modem-cinterion.c
@@ -1723,14 +1723,14 @@ ws46_query_ready (MMBaseModem  *self,
 
     response = mm_base_modem_at_command_finish (self, res, &error);
     if (!response) {
-        g_task_return_error (task, error);
+        g_task_return_error(task, g_steal_pointer(&error));
         g_object_unref (task);
         return;
     }
     if (!mm_cinterion_parse_ws46_response (response,
                                            &(result->allowed),
                                            &error)) {
-        g_task_return_error (task, error);
+        g_task_return_error(task, g_steal_pointer(&error));
         g_object_unref (task);
         return;
     }
diff --git a/src/plugins/cinterion/mm-modem-helpers-cinterion.c b/src/plugins/cinterion/mm-modem-helpers-cinterion.c
index e30a471b4..19d11046e 100644
--- a/src/plugins/cinterion/mm-modem-helpers-cinterion.c
+++ b/src/plugins/cinterion/mm-modem-helpers-cinterion.c
@@ -2062,6 +2062,18 @@ mm_cinterion_parse_ws46_response (const gchar  *response,
             /* E-UTRAN only */
             *result = MM_MODEM_MODE_4G;
             break;
+        case 29:
+            /* GERAN and UTRAN */
+            *result = MM_MODEM_MODE_2G | MM_MODEM_MODE_3G;
+            break;
+        case 30:
+            /* GERAN and E-UTRAN */
+            *result = MM_MODEM_MODE_2G | MM_MODEM_MODE_4G;
+            break;
+        case 31:
+            /* UTRAN and E-UTRAN */
+            *result = MM_MODEM_MODE_3G | MM_MODEM_MODE_4G;
+            break;
         default:
             g_set_error (error,
                          MM_CORE_ERROR,