diff --git a/CHANGELOG.md b/CHANGELOG.md
index bb3a0f677..86b43dabc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ All notable changes to this project will be documented in this file.
 
 ## [13.0.0.3]
 ### Added
+- Support for MAX17043 fuel-gauge systems Lipo batteries (#18788)
 
 ### Breaking Changed
 
diff --git a/CODE_OWNERS.md b/CODE_OWNERS.md
index 796f9e58e..b0d05100f 100644
--- a/CODE_OWNERS.md
+++ b/CODE_OWNERS.md
@@ -80,7 +80,16 @@ In addition to @arendst the following code is mainly owned by:
 | xdrv_66_tm1638               | @arendst
 | xdrv_67_mcp23xxx             | @arendst
 | xdrv_68_zerocrossDimmer.ino  | @stefanbode
-|                              |
+| xdrv_69_pca9557              | @cctweaker
+| xdrv_70                      |
+| xdrv_71                      |
+| xdrv_72                      |
+| xdrv_73                      |
+| xdrv_74                      |
+| xdrv_75                      |
+| xdrv_76                      |
+| xdrv_77                      |
+| xdrv_78                      |
 | xdrv_79_esp32_ble            | @staars, @btsimonh
 | xdrv_81_esp32_webcam         | @gemu, @philrich
 | xdrv_82_esp32_ethernet       | @arendst
@@ -208,6 +217,7 @@ In addition to @arendst the following code is mainly owned by:
 | xsns_106_gdk101              | @Szewcson
 | xsns_107_gm861               | @arendst
 | xsns_108_tc74                | Michael Loftis
+| xsns_109_sgp4x               | Andrew Klaus
 | xsns_110_max17043            | Vincent de Groot
 |                              |
 | Libraries                    |
diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index cd0e562d6..218c428f5 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -115,6 +115,7 @@ The latter links can be used for OTA upgrades too like ``OtaUrl https://ota.tasm
 - Command ``BrRestart`` to restart the Berry VM (experimental) [#19003](https://github.com/arendst/Tasmota/issues/19003)
 - Command ``Delay -1`` to wait until next second [#18984](https://github.com/arendst/Tasmota/issues/18984)
 - Command ``Restart 9`` to save all changes and go into deepsleep waiting for a reset [#19024](https://github.com/arendst/Tasmota/issues/19024)
+- Support for MAX17043 fuel-gauge systems Lipo batteries [#18788](https://github.com/arendst/Tasmota/issues/18788)
 - Support for SGP41 TVOC/NOx Sensor [#18880](https://github.com/arendst/Tasmota/issues/18880)
 - Support for DeepSleep battery level percentage [#19134](https://github.com/arendst/Tasmota/issues/19134)
 - Berry `getgbl` performance counter to `debug.counters()` [#19070](https://github.com/arendst/Tasmota/issues/19070)
diff --git a/tasmota/my_user_config.h b/tasmota/my_user_config.h
index 4a8291e27..a29158ccf 100644
--- a/tasmota/my_user_config.h
+++ b/tasmota/my_user_config.h
@@ -711,7 +711,7 @@
 //    #define TC74_MAX_SENSORS 8                   // Support non-default/multiple I2C addresses
 //    #define TC74_I2C_PROBE_ADDRESSES { 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F }  // Addresses to probe/support
 //    #define TC74_MAX_FAILCOUNT 8                 // Maximum failed polls before it's marked inactive until reprobing later
-//  #define USE_MAX17043                           // [I2cDriver110] Enable MAX17043 sensor (I2C addresses 0x36)
+//  #define USE_MAX17043                           // [I2cDriver110] Enable MAX17043 sensor (I2C address 0x36) (+0k9 code)
 
 //  #define USE_PCA9557                            // [I2cDriver81] Enable PCA9557 8-bit I/O Expander (I2C addresses 0x18 - 0x1F) (+2k5 code)
 
diff --git a/tasmota/tasmota_support/support_features.ino b/tasmota/tasmota_support/support_features.ino
index 5103f7ac2..3a73c7e61 100644
--- a/tasmota/tasmota_support/support_features.ino
+++ b/tasmota/tasmota_support/support_features.ino
@@ -900,8 +900,9 @@ void ResponseAppendFeatures(void)
 #if defined(USE_I2C) && defined(USE_SGP4X)
     feature9 |= 0x01000000;  // xdrv_109_sgp4x.ino
 #endif
-
-//    feature9 |= 0x02000000;
+#if defined(USE_I2C) && defined(USE_MAX17043)
+    feature9 |= 0x02000000;
+#endif
 //    feature9 |= 0x04000000;
 //    feature9 |= 0x08000000;
 
diff --git a/tools/decode-status.py b/tools/decode-status.py
index 7a76bde39..4a5533e80 100755
--- a/tools/decode-status.py
+++ b/tools/decode-status.py
@@ -298,7 +298,7 @@ a_features = [[
     "USE_DISPLAY_TM1650","USE_PCA9632","USE_TUYAMCUBR","USE_SEN5X",
     "USE_BIOPDU","USE_MCP23XXX_DRV","USE_PMSA003I","USE_LOX_O2",
     "USE_GDK101","USE_GM861","USE_TC74","USE_PCA9557",
-    "USE_SGP4X","","","",
+    "USE_SGP4X","USE_MAX17043","","",
     "","","",""
     ]]
 
@@ -327,7 +327,7 @@ else:
         obj = json.load(fp)
 
 def StartDecode():
-    print ("\n*** decode-status.py v13.0.0.1 by Theo Arends and Jacek Ziolkowski ***")
+    print ("\n*** decode-status.py v13.0.0.3 by Theo Arends and Jacek Ziolkowski ***")
 
 #    print("Decoding\n{}".format(obj))