diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index 5030f991906a27f07477feaccc6c821bdc9fd9f7..74df72321aeb925f8f1d48aabef79002e9b822e1 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -2004,6 +2004,7 @@ static void sony_pic_set_wwanpower(u8 state)
 		return;
 	}
 	sony_pic_call2(0xB0, state);
+	sony_pic_call1(0x82);
 	spic_dev.wwan_power = state;
 	mutex_unlock(&spic_dev.lock);
 }