diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index 77af73cb2..75d74c9da 100644
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -940,7 +940,7 @@ static void PacketReceived(PacketCommandNG *packet) {
             } PACKED;
             struct p *payload = (struct p *)packet->data.asBytes;
             // length, start gap, led control
-            SimulateTagLowFrequency(payload->len, payload->gap, 1);
+            SimulateTagLowFrequency(payload->len, payload->gap, true);
             reply_ng(CMD_LF_SIMULATE, PM3_EOPABORTED, NULL, 0);
             LED_A_OFF();
             break;