diff --git a/src/main/msp/msp.c b/src/main/msp/msp.c
index 7a3092fd8a..46beec7f2d 100644
--- a/src/main/msp/msp.c
+++ b/src/main/msp/msp.c
@@ -1050,6 +1050,9 @@ static bool mspCommonProcessOutCommand(int16_t cmdMSP, sbuf_t *dst, mspPostProce
         // API >= 1.46
         sbufWriteU16(dst, osdConfig()->link_quality_alarm);
 
+        // API >= 1.47
+        sbufWriteU16(dst, osdConfig()->rssi_dbm_alarm);
+
         break;
     }
 #endif // USE_OSD
@@ -4262,6 +4265,11 @@ static mspResult_e mspCommonProcessInCommand(mspDescriptor_t srcDesc, int16_t cm
                     osdConfigMutable()->link_quality_alarm = sbufReadU16(src);
                 }
 
+                if (sbufBytesRemaining(src) >= 2) {
+                    // API >= 1.47
+                    osdConfigMutable()->rssi_dbm_alarm = sbufReadU16(src);
+                }
+
             } else if ((int8_t)addr == -2) {
                 // Timers
                 uint8_t index = sbufReadU8(src);
diff --git a/src/main/msp/msp_protocol.h b/src/main/msp/msp_protocol.h
index c776ce3dba..36a629641c 100644
--- a/src/main/msp/msp_protocol.h
+++ b/src/main/msp/msp_protocol.h
@@ -62,7 +62,7 @@
 #define MSP_PROTOCOL_VERSION                0
 
 #define API_VERSION_MAJOR                   1  // increment when major changes are made
-#define API_VERSION_MINOR                   46 // increment after a release, to set the version for all changes to go into the following release (if no changes to MSP are made between the releases, this can be reverted before the release)
+#define API_VERSION_MINOR                   47 // increment after a release, to set the version for all changes to go into the following release (if no changes to MSP are made between the releases, this can be reverted before the release)
 
 #define API_VERSION_LENGTH                  2
 
diff --git a/src/test/unit/rx_spi_expresslrs_telemetry_unittest.cc b/src/test/unit/rx_spi_expresslrs_telemetry_unittest.cc
index 2221b09d63..a94a2ce6ac 100644
--- a/src/test/unit/rx_spi_expresslrs_telemetry_unittest.cc
+++ b/src/test/unit/rx_spi_expresslrs_telemetry_unittest.cc
@@ -222,7 +222,7 @@ TEST(RxSpiExpressLrsTelemetryUnitTest, TestFlightMode)
 TEST(RxSpiExpressLrsTelemetryUnitTest, TestMspVersionRequest)
 { 
     uint8_t request[15] = {238, 12, 122, 200, 234, 48, 0, 1, 1, 0, 0, 0, 0, 128, 0};
-    uint8_t response[12] = {200, 10, 123, 234, 200, 48, 3, 1, 0, API_VERSION_MAJOR, API_VERSION_MINOR, 0x55};
+    uint8_t response[12] = {200, 10, 123, 234, 200, 48, 3, 1, 0, API_VERSION_MAJOR, API_VERSION_MINOR, 0x80};
     uint8_t data1[6] = {1, request[0], request[1], request[2], request[3], request[4]};
     uint8_t data2[6] = {2, request[5], request[6], request[7], request[8], request[9]};
     uint8_t data3[6] = {3, request[10], request[11], request[12], request[13], request[14]};