diff --git a/sonoff/sonoff.ino b/sonoff/sonoff.ino
index 6076fd796..33ea9b025 100755
--- a/sonoff/sonoff.ino
+++ b/sonoff/sonoff.ino
@@ -771,8 +771,8 @@ void MqttDataHandler(char* topic, byte* data, unsigned int data_len)
             if (10 == pindex) {  // SetOption60 enable or disable traditional sleep
               WiFiSetSleepMode();  // Update WiFi sleep mode accordingly
             }
-            if (12 == pindex) {  // SetOption62 change input pull-up
-              restart_flag = 2;
+            if ((12 == pindex) && (my_module_flag.pullup)) {  // SetOption62 change input pull-up
+              restart_flag = 2;    // Only restart if module supports it
             }
           }
         }