diff --git a/src/main/io/gps.c b/src/main/io/gps.c
index 30c831d5cf..7d548c98f8 100644
--- a/src/main/io/gps.c
+++ b/src/main/io/gps.c
@@ -359,6 +359,7 @@ void gpsInit(void)
 #ifdef USE_GPS_NMEA
 void gpsInitNmea(void)
 {
+    static bool atgmRestartDone = false;
 #if !defined(GPS_NMEA_TX_ONLY)
     uint32_t now;
 #endif
@@ -395,6 +396,12 @@ void gpsInitNmea(void)
                gpsData.state_position++;
            } else if (gpsData.state_position < 2) {
                serialPrint(gpsPort, "$PSRF103,00,6,00,0*23\r\n");
+                // special initialization for NMEA ATGM336 and similar GPS recivers - should be done only once
+               if (!atgmRestartDone) {
+                   atgmRestartDone = true;
+                   serialPrint(gpsPort, "$PCAS02,100*1E\r\n");  // 10Hz refresh rate
+                   serialPrint(gpsPort, "$PCAS10,0*1C\r\n");    // hot restart 
+               }
                gpsData.state_position++;
            } else
 #else