diff --git a/plugins/cinterion/mm-broadband-modem-cinterion.c b/plugins/cinterion/mm-broadband-modem-cinterion.c
index 852cf055..de36fcbc 100644
--- a/plugins/cinterion/mm-broadband-modem-cinterion.c
+++ b/plugins/cinterion/mm-broadband-modem-cinterion.c
@@ -2171,7 +2171,7 @@ signal_check_support (MMIfaceModemSignal  *self,
     mm_base_modem_at_command (MM_BASE_MODEM (self),
                               "^SMONI=?",
                               3,
-                              FALSE,
+                              TRUE,
                               (GAsyncReadyCallback) check_smoni_support,
                               task);
 }