diff --git a/protobufs b/protobufs
index cf25b390d..b2b145e33 160000
--- a/protobufs
+++ b/protobufs
@@ -1 +1 @@
-Subproject commit cf25b390d65113980b1a239e16faa79c7730a736
+Subproject commit b2b145e3321beab1441fa59290137ab42eb38dc8
diff --git a/src/main.cpp b/src/main.cpp
index a5541cd41..692414b2a 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -236,7 +236,7 @@ void setup()
 #if defined(TTGO_T_ECHO) && defined(PIN_POWER_EN)
     pinMode(PIN_POWER_EN, OUTPUT);
     digitalWrite(PIN_POWER_EN, HIGH);
-    digitalWrite(PIN_POWER_EN1, INPUT);
+    // digitalWrite(PIN_POWER_EN1, INPUT);
 #endif
 
 #if defined(LORA_TCXO_GPIO)
@@ -1011,4 +1011,4 @@ void tft_task_handler(void *param = nullptr)
 #endif
     }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/src/mesh/generated/meshtastic/mesh.pb.h b/src/mesh/generated/meshtastic/mesh.pb.h
index 8f260589c..2f57f1ae2 100644
--- a/src/mesh/generated/meshtastic/mesh.pb.h
+++ b/src/mesh/generated/meshtastic/mesh.pb.h
@@ -819,7 +819,7 @@ typedef struct _meshtastic_ToRadio {
         /* MQTT Client Proxy Message (for client / phone subscribed to MQTT sending to device) */
         meshtastic_MqttClientProxyMessage mqttClientProxyMessage;
         /* Heartbeat message (used to keep the device connection awake on serial) */
-        meshtastic_Heartbeat hearbeat;
+        meshtastic_Heartbeat heartbeat;
     };
 } meshtastic_ToRadio;
 
@@ -1066,7 +1066,7 @@ extern "C" {
 #define meshtastic_ToRadio_disconnect_tag        4
 #define meshtastic_ToRadio_xmodemPacket_tag      5
 #define meshtastic_ToRadio_mqttClientProxyMessage_tag 6
-#define meshtastic_ToRadio_hearbeat_tag          7
+#define meshtastic_ToRadio_heartbeat_tag         7
 
 /* Struct field encoding specification for nanopb */
 #define meshtastic_Position_FIELDLIST(X, a) \
@@ -1247,13 +1247,13 @@ X(a, STATIC,   ONEOF,    UINT32,   (payload_variant,want_config_id,want_config_i
 X(a, STATIC,   ONEOF,    BOOL,     (payload_variant,disconnect,disconnect),   4) \
 X(a, STATIC,   ONEOF,    MESSAGE,  (payload_variant,xmodemPacket,xmodemPacket),   5) \
 X(a, STATIC,   ONEOF,    MESSAGE,  (payload_variant,mqttClientProxyMessage,mqttClientProxyMessage),   6) \
-X(a, STATIC,   ONEOF,    MESSAGE,  (payload_variant,hearbeat,hearbeat),   7)
+X(a, STATIC,   ONEOF,    MESSAGE,  (payload_variant,heartbeat,heartbeat),   7)
 #define meshtastic_ToRadio_CALLBACK NULL
 #define meshtastic_ToRadio_DEFAULT NULL
 #define meshtastic_ToRadio_payload_variant_packet_MSGTYPE meshtastic_MeshPacket
 #define meshtastic_ToRadio_payload_variant_xmodemPacket_MSGTYPE meshtastic_XModem
 #define meshtastic_ToRadio_payload_variant_mqttClientProxyMessage_MSGTYPE meshtastic_MqttClientProxyMessage
-#define meshtastic_ToRadio_payload_variant_hearbeat_MSGTYPE meshtastic_Heartbeat
+#define meshtastic_ToRadio_payload_variant_heartbeat_MSGTYPE meshtastic_Heartbeat
 
 #define meshtastic_Compressed_FIELDLIST(X, a) \
 X(a, STATIC,   SINGULAR, UENUM,    portnum,           1) \
diff --git a/src/sleep.cpp b/src/sleep.cpp
index bfacffeb9..6d8e4f3cc 100644
--- a/src/sleep.cpp
+++ b/src/sleep.cpp
@@ -203,7 +203,7 @@ void doDeepSleep(uint32_t msecToWake, bool skipPreflight = false)
 #ifdef TTGO_T_ECHO
 #ifdef PIN_POWER_EN
     pinMode(PIN_POWER_EN, INPUT); // power off peripherals
-    pinMode(PIN_POWER_EN1, INPUT_PULLDOWN);
+    // pinMode(PIN_POWER_EN1, INPUT_PULLDOWN);
 #endif
 #endif
 
diff --git a/variants/t-echo/variant.h b/variants/t-echo/variant.h
index 19a66719f..13f74d303 100644
--- a/variants/t-echo/variant.h
+++ b/variants/t-echo/variant.h
@@ -158,7 +158,7 @@ External serial flash WP25R1635FZUIL0
 
 // Controls power for all peripherals (eink + GPS + LoRa + Sensor)
 #define PIN_POWER_EN (0 + 12)
-#define PIN_POWER_EN1 (0 + 13)
+// #define PIN_POWER_EN1 (0 + 13)
 
 #define USE_EINK