diff --git a/protobufs b/protobufs
index f3c4aff7a..3d4c82783 160000
--- a/protobufs
+++ b/protobufs
@@ -1 +1 @@
-Subproject commit f3c4aff7a9f164b10680b8504f0036b4ed84404e
+Subproject commit 3d4c8278311045f4781af7063e9159b3724761d3
diff --git a/src/main.cpp b/src/main.cpp
index 0ef46107b..439b2a001 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -87,7 +87,7 @@ uint32_t serialSinceMsec;
 bool pmu_found;
 
 // Array map of sensor types (as array index) and i2c address as value we'll find in the i2c scan
-uint8_t nodeTelemetrySensorsMap[7] = { 0, 0, 0, 0, 0, 0, 0 };
+uint8_t nodeTelemetrySensorsMap[TelemetrySensorType_LPS22+1] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 
 Router *router = NULL; // Users of router don't care what sort of subclass implements that API
 
diff --git a/src/main.h b/src/main.h
index 3f4bea7e2..ed48a83cd 100644
--- a/src/main.h
+++ b/src/main.h
@@ -19,7 +19,7 @@ extern bool pmu_found;
 extern bool isCharging;
 extern bool isUSBPowered;
 
-extern uint8_t nodeTelemetrySensorsMap[7];
+extern uint8_t nodeTelemetrySensorsMap[TelemetrySensorType_LPS22+1];
 
 // Global Screen singleton.
 extern graphics::Screen *screen;
diff --git a/src/mesh/generated/telemetry.pb.h b/src/mesh/generated/telemetry.pb.h
index 8636a4386..49c6fbf9f 100644
--- a/src/mesh/generated/telemetry.pb.h
+++ b/src/mesh/generated/telemetry.pb.h
@@ -25,7 +25,11 @@ typedef enum _TelemetrySensorType {
     /* Moderate accuracy current and voltage */
     TelemetrySensorType_INA219 = 5, 
     /* High accuracy temperature and pressure */
-    TelemetrySensorType_BMP280 = 6 
+    TelemetrySensorType_BMP280 = 6, 
+    /* High accuracy temperature and humidity */
+    TelemetrySensorType_SHTC3 = 7, 
+    /* High accuracy pressure */
+    TelemetrySensorType_LPS22 = 8 
 } TelemetrySensorType;
 
 /* Struct definitions */
@@ -77,8 +81,8 @@ typedef struct _Telemetry {
 
 /* Helper constants for enums */
 #define _TelemetrySensorType_MIN TelemetrySensorType_SENSOR_UNSET
-#define _TelemetrySensorType_MAX TelemetrySensorType_BMP280
-#define _TelemetrySensorType_ARRAYSIZE ((TelemetrySensorType)(TelemetrySensorType_BMP280+1))
+#define _TelemetrySensorType_MAX TelemetrySensorType_LPS22
+#define _TelemetrySensorType_ARRAYSIZE ((TelemetrySensorType)(TelemetrySensorType_LPS22+1))
 
 
 #ifdef __cplusplus