diff --git a/data/org.freedesktop.ModemManager1.conf.polkit b/data/org.freedesktop.ModemManager1.conf.polkit
index 8c1c6796..d1a3c064 100644
--- a/data/org.freedesktop.ModemManager1.conf.polkit
+++ b/data/org.freedesktop.ModemManager1.conf.polkit
@@ -51,6 +51,10 @@
            send_interface="org.freedesktop.ModemManager1.Modem"
            send_member="DeleteBearer"/>
 
+    <allow send_destination="org.freedesktop.ModemManager1"
+           send_interface="org.freedesktop.ModemManager1.Modem"
+           send_member="SetPowerState"/>
+
     <allow send_destination="org.freedesktop.ModemManager1"
            send_interface="org.freedesktop.ModemManager1.Modem"
            send_member="Reset"/>