diff --git a/arch/esp32/esp32s2.ini b/arch/esp32/esp32s2.ini
index 5de0fa549..df66de2ed 100644
--- a/arch/esp32/esp32s2.ini
+++ b/arch/esp32/esp32s2.ini
@@ -2,14 +2,17 @@
 extends = esp32_base
 
 build_src_filter = 
-  ${esp32_base.build_src_filter} -<nimble/> -<mesh/raspihttp>
+ ${esp32_base.build_src_filter} - <libpax/> -<nimble/> -<mesh/raspihttp>
 
 monitor_speed = 115200
 
 build_flags =
   ${esp32_base.build_flags} 
   -DHAS_BLUETOOTH=0
+  -DMESHTASTIC_EXCLUDE_PAXCOUNTER
+  -DMESHTASTIC_EXCLUDE_BLUETOOTH
   
 lib_ignore = 
   ${esp32_base.lib_ignore} 
-  NimBLE-Arduino
\ No newline at end of file
+  NimBLE-Arduino
+  libpax
\ No newline at end of file
diff --git a/src/gps/GPS.cpp b/src/gps/GPS.cpp
index 0d0bfd9a2..17e35a4b3 100644
--- a/src/gps/GPS.cpp
+++ b/src/gps/GPS.cpp
@@ -452,7 +452,7 @@ bool GPS::setup()
             // Set the NEMA output messages
             // Ask for only RMC and GGA
             uint8_t fields[] = {CAS_NEMA_RMC, CAS_NEMA_GGA};
-            for (int i = 0; i < sizeof(fields); i++) {
+            for (uint i = 0; i < sizeof(fields); i++) {
                 // Construct a CAS-CFG-MSG packet
                 uint8_t cas_cfg_msg_packet[] = {0x4e, fields[i], 0x01, 0x00};
                 msglen = makeCASPacket(0x06, 0x01, sizeof(cas_cfg_msg_packet), cas_cfg_msg_packet);
@@ -1584,7 +1584,7 @@ bool GPS::hasFlow()
 
 bool GPS::whileIdle()
 {
-    int charsInBuf = 0;
+    uint charsInBuf = 0;
     bool isValid = false;
     if (!isAwake) {
         clearBuffer();
diff --git a/src/main.cpp b/src/main.cpp
index 19331f8c0..a43c21e70 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -194,6 +194,11 @@ const char *getDeviceName()
 
 static int32_t ledBlinker()
 {
+    // Still set up the blinking (heartbeat) interval but skip code path below, so LED will blink if
+    // config.device.led_heartbeat_disabled is changed
+    if (config.device.led_heartbeat_disabled)
+        return 1000;
+
     static bool ledOn;
     ledOn ^= 1;
 
diff --git a/src/mesh/RadioInterface.cpp b/src/mesh/RadioInterface.cpp
index 63912a03e..4fa0bef7a 100644
--- a/src/mesh/RadioInterface.cpp
+++ b/src/mesh/RadioInterface.cpp
@@ -492,7 +492,7 @@ void RadioInterface::applyModemConfig()
     // If user has manually specified a channel num, then use that, otherwise generate one by hashing the name
     const char *channelName = channels.getName(channels.getPrimaryIndex());
     // channel_num is actually (channel_num - 1), since modulus (%) returns values from 0 to (numChannels - 1)
-    int channel_num = (loraConfig.channel_num ? loraConfig.channel_num - 1 : hash(channelName)) % numChannels;
+    uint channel_num = (loraConfig.channel_num ? loraConfig.channel_num - 1 : hash(channelName)) % numChannels;
 
     // Check if we use the default frequency slot
     RadioInterface::uses_default_frequency_slot =
diff --git a/src/modules/RoutingModule.cpp b/src/modules/RoutingModule.cpp
index a52328ca4..fe1abab05 100644
--- a/src/modules/RoutingModule.cpp
+++ b/src/modules/RoutingModule.cpp
@@ -51,7 +51,7 @@ uint8_t RoutingModule::getHopLimitForResponse(uint8_t hopStart, uint8_t hopLimit
         uint8_t hopsUsed = hopStart < hopLimit ? config.lora.hop_limit : hopStart - hopLimit;
         if (hopsUsed > config.lora.hop_limit) {
             return hopsUsed; // If the request used more hops than the limit, use the same amount of hops
-        } else if (hopsUsed + 2 < config.lora.hop_limit) {
+        } else if ((uint8_t)(hopsUsed + 2) < config.lora.hop_limit) {
             return hopsUsed + 2; // Use only the amount of hops needed with some margin as the way back may be different
         }
     }
diff --git a/src/modules/esp32/PaxcounterModule.cpp b/src/modules/esp32/PaxcounterModule.cpp
index aad7b5d63..b9fdfcb63 100644
--- a/src/modules/esp32/PaxcounterModule.cpp
+++ b/src/modules/esp32/PaxcounterModule.cpp
@@ -1,5 +1,5 @@
 #include "configuration.h"
-#if defined(ARCH_ESP32)
+#if defined(ARCH_ESP32) && !MESHTASTIC_EXCLUDE_PAXCOUNTER
 #include "Default.h"
 #include "MeshService.h"
 #include "PaxcounterModule.h"
diff --git a/src/sleep.cpp b/src/sleep.cpp
index e58c3872a..fe73a755c 100644
--- a/src/sleep.cpp
+++ b/src/sleep.cpp
@@ -211,7 +211,7 @@ void doDeepSleep(uint32_t msecToWake, bool skipPreflight = false)
     // esp_wifi_stop();
     waitEnterSleep(skipPreflight);
 
-#ifdef ARCH_ESP32
+#if defined(ARCH_ESP32) && !MESHTASTIC_EXCLUDE_BLUETOOTH
     // Full shutdown of bluetooth hardware
     if (nimbleBluetooth)
         nimbleBluetooth->deinit();
diff --git a/variants/rak11310/variant.h b/variants/rak11310/variant.h
index ba3d4fed7..f9dcbd91a 100644
--- a/variants/rak11310/variant.h
+++ b/variants/rak11310/variant.h
@@ -14,7 +14,7 @@
 #define BATTERY_PIN 26
 #define BATTERY_SENSE_RESOLUTION_BITS ADC_RESOLUTION
 // ratio of voltage divider = 3.0 (R17=200k, R18=100k)
-#define ADC_MULTIPLIER 3.1 // 3.0 + a bit for being optimistic
+#define ADC_MULTIPLIER 1.84
 
 #define DETECTION_SENSOR_EN 28
 
@@ -47,4 +47,4 @@
 // DIO2 controlls an antenna switch and the TCXO voltage is controlled by DIO3
 #define SX126X_DIO2_AS_RF_SWITCH
 #define SX126X_DIO3_TCXO_VOLTAGE 1.8
-#endif
\ No newline at end of file
+#endif