diff --git a/protobufs b/protobufs
index 4eb0aebae..475694e62 160000
--- a/protobufs
+++ b/protobufs
@@ -1 +1 @@
-Subproject commit 4eb0aebaef1304a5516b6fa864cb4c55daed9147
+Subproject commit 475694e62b0fdac3469abc15c6d66d05fc9ad69a
diff --git a/src/mesh/generated/meshtastic/telemetry.pb.h b/src/mesh/generated/meshtastic/telemetry.pb.h
index 1c5eb4843..4cce7ca33 100644
--- a/src/mesh/generated/meshtastic/telemetry.pb.h
+++ b/src/mesh/generated/meshtastic/telemetry.pb.h
@@ -89,7 +89,9 @@ typedef enum _meshtastic_TelemetrySensorType {
     /* RAKWireless RAK12035 Soil Moisture Sensor Module */
     meshtastic_TelemetrySensorType_RAK12035 = 37,
     /* MAX17261 lipo battery gauge */
-    meshtastic_TelemetrySensorType_MAX17261 = 38
+    meshtastic_TelemetrySensorType_MAX17261 = 38,
+    /* PCT2075 Temperature Sensor */
+    meshtastic_TelemetrySensorType_PCT2075 = 39
 } meshtastic_TelemetrySensorType;
 
 /* Struct definitions */
@@ -310,6 +312,9 @@ typedef struct _meshtastic_HostMetrics {
     uint16_t load5;
     /* Host system fifteen minute load  in 1/100ths */
     uint16_t load15;
+    /* Optional User-provided string for arbitrary host system information
+ that doesn't make sense as a dedicated entry. */
+    pb_callback_t user_string;
 } meshtastic_HostMetrics;
 
 /* Types of Measurements the telemetry module is equipped to handle */
@@ -350,8 +355,8 @@ extern "C" {
 
 /* Helper constants for enums */
 #define _meshtastic_TelemetrySensorType_MIN meshtastic_TelemetrySensorType_SENSOR_UNSET
-#define _meshtastic_TelemetrySensorType_MAX meshtastic_TelemetrySensorType_MAX17261
-#define _meshtastic_TelemetrySensorType_ARRAYSIZE ((meshtastic_TelemetrySensorType)(meshtastic_TelemetrySensorType_MAX17261+1))
+#define _meshtastic_TelemetrySensorType_MAX meshtastic_TelemetrySensorType_PCT2075
+#define _meshtastic_TelemetrySensorType_ARRAYSIZE ((meshtastic_TelemetrySensorType)(meshtastic_TelemetrySensorType_PCT2075+1))
 
 
 
@@ -370,7 +375,7 @@ extern "C" {
 #define meshtastic_AirQualityMetrics_init_default {false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0}
 #define meshtastic_LocalStats_init_default       {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
 #define meshtastic_HealthMetrics_init_default    {false, 0, false, 0, false, 0}
-#define meshtastic_HostMetrics_init_default      {0, 0, 0, false, 0, false, 0, 0, 0, 0}
+#define meshtastic_HostMetrics_init_default      {0, 0, 0, false, 0, false, 0, 0, 0, 0, {{NULL}, NULL}}
 #define meshtastic_Telemetry_init_default        {0, 0, {meshtastic_DeviceMetrics_init_default}}
 #define meshtastic_Nau7802Config_init_default    {0, 0}
 #define meshtastic_DeviceMetrics_init_zero       {false, 0, false, 0, false, 0, false, 0, false, 0}
@@ -379,7 +384,7 @@ extern "C" {
 #define meshtastic_AirQualityMetrics_init_zero   {false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0}
 #define meshtastic_LocalStats_init_zero          {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
 #define meshtastic_HealthMetrics_init_zero       {false, 0, false, 0, false, 0}
-#define meshtastic_HostMetrics_init_zero         {0, 0, 0, false, 0, false, 0, 0, 0, 0}
+#define meshtastic_HostMetrics_init_zero         {0, 0, 0, false, 0, false, 0, 0, 0, 0, {{NULL}, NULL}}
 #define meshtastic_Telemetry_init_zero           {0, 0, {meshtastic_DeviceMetrics_init_zero}}
 #define meshtastic_Nau7802Config_init_zero       {0, 0}
 
@@ -452,6 +457,7 @@ extern "C" {
 #define meshtastic_HostMetrics_load1_tag         6
 #define meshtastic_HostMetrics_load5_tag         7
 #define meshtastic_HostMetrics_load15_tag        8
+#define meshtastic_HostMetrics_user_string_tag   9
 #define meshtastic_Telemetry_time_tag            1
 #define meshtastic_Telemetry_device_metrics_tag  2
 #define meshtastic_Telemetry_environment_metrics_tag 3
@@ -556,8 +562,9 @@ X(a, STATIC,   OPTIONAL, UINT64,   diskfree2_bytes,   4) \
 X(a, STATIC,   OPTIONAL, UINT64,   diskfree3_bytes,   5) \
 X(a, STATIC,   SINGULAR, UINT32,   load1,             6) \
 X(a, STATIC,   SINGULAR, UINT32,   load5,             7) \
-X(a, STATIC,   SINGULAR, UINT32,   load15,            8)
-#define meshtastic_HostMetrics_CALLBACK NULL
+X(a, STATIC,   SINGULAR, UINT32,   load15,            8) \
+X(a, CALLBACK, OPTIONAL, STRING,   user_string,       9)
+#define meshtastic_HostMetrics_CALLBACK pb_default_field_callback
 #define meshtastic_HostMetrics_DEFAULT NULL
 
 #define meshtastic_Telemetry_FIELDLIST(X, a) \
@@ -607,16 +614,16 @@ extern const pb_msgdesc_t meshtastic_Nau7802Config_msg;
 #define meshtastic_Nau7802Config_fields &meshtastic_Nau7802Config_msg
 
 /* Maximum encoded size of messages (where known) */
-#define MESHTASTIC_MESHTASTIC_TELEMETRY_PB_H_MAX_SIZE meshtastic_Telemetry_size
+/* meshtastic_HostMetrics_size depends on runtime parameters */
+/* meshtastic_Telemetry_size depends on runtime parameters */
+#define MESHTASTIC_MESHTASTIC_TELEMETRY_PB_H_MAX_SIZE meshtastic_EnvironmentMetrics_size
 #define meshtastic_AirQualityMetrics_size        78
 #define meshtastic_DeviceMetrics_size            27
 #define meshtastic_EnvironmentMetrics_size       113
 #define meshtastic_HealthMetrics_size            11
-#define meshtastic_HostMetrics_size              62
 #define meshtastic_LocalStats_size               60
 #define meshtastic_Nau7802Config_size            16
 #define meshtastic_PowerMetrics_size             30
-#define meshtastic_Telemetry_size                120
 
 #ifdef __cplusplus
 } /* extern "C" */