diff --git a/.github/workflows/build-clang-doxy.yml b/.github/workflows/build-clang-doxy.yml
index 405da123f..ba21e4a06 100644
--- a/.github/workflows/build-clang-doxy.yml
+++ b/.github/workflows/build-clang-doxy.yml
@@ -83,6 +83,7 @@ jobs:
         run: bash ci/actions_install.sh
       - name: Install extra Arduino libraries
         run: |
+          git clone --depth 1 --branch packet-len-calc https://github.com/adafruit/Adafruit_MQTT_Library.git /home/runner/Arduino/libraries/Adafruit_MQTT_Library
           git clone --quiet --branch 2.2.54 https://github.com/adafruit/SdFat.git /home/runner/Arduino/libraries/SdFat
           git clone --quiet --branch v4.0.3 https://github.com/milesburton/Arduino-Temperature-Control-Library.git /home/runner/Arduino/libraries/Arduino-Temperature-Control-Library
           git clone --quiet https://github.com/pstolarz/OneWireNg.git /home/runner/Arduino/libraries/OneWireNg
@@ -303,6 +304,7 @@ jobs:
         run: bash ci/actions_install.sh
       - name: Install extra Arduino libraries
         run: |
+          git clone --depth 1 --branch packet-len-calc https://github.com/adafruit/Adafruit_MQTT_Library.git /home/runner/Arduino/libraries/Adafruit_MQTT_Library
           git clone --quiet --branch v4.0.3 https://github.com/milesburton/Arduino-Temperature-Control-Library.git /home/runner/Arduino/libraries/Arduino-Temperature-Control-Library
           git clone --quiet https://github.com/pstolarz/OneWireNg.git /home/runner/Arduino/libraries/OneWireNg
           git clone --quiet https://github.com/adafruit/Adafruit_HX8357_Library.git /home/runner/Arduino/libraries/Adafruit_HX8357_Library
@@ -432,6 +434,7 @@ jobs:
         run: bash ci/actions_install.sh
       - name: Install extra Arduino libraries
         run: |
+          git clone --depth 1 --branch packet-len-calc https://github.com/adafruit/Adafruit_MQTT_Library.git /home/runner/Arduino/libraries/Adafruit_MQTT_Library
           git clone --quiet --branch v4.0.3 https://github.com/milesburton/Arduino-Temperature-Control-Library.git /home/runner/Arduino/libraries/Arduino-Temperature-Control-Library
           git clone --quiet https://github.com/pstolarz/OneWireNg.git /home/runner/Arduino/libraries/OneWireNg
       - name: Download stable Nanopb
@@ -574,6 +577,7 @@ jobs:
         # manually install Adafruit WiFiNINA library fork
       - name: Install extra Arduino libraries
         run: |
+          git clone --depth 1 --branch packet-len-calc https://github.com/adafruit/Adafruit_MQTT_Library.git /home/runner/Arduino/libraries/Adafruit_MQTT_Library
           git clone --quiet https://github.com/adafruit/WiFiNINA.git /home/runner/Arduino/libraries/WiFiNINA
           git clone --quiet --branch v4.0.3 https://github.com/milesburton/Arduino-Temperature-Control-Library.git /home/runner/Arduino/libraries/Arduino-Temperature-Control-Library
           git clone --quiet https://github.com/PaulStoffregen/OneWire.git /home/runner/Arduino/libraries/OneWire
@@ -664,6 +668,7 @@ jobs:
         # manually install OneWireNG/TempControlLib for OneWireNg (RP2040 Supported OneWire w/backwards compat.)
       - name: Install extra Arduino libraries
         run: |
+          git clone --depth 1 --branch packet-len-calc https://github.com/adafruit/Adafruit_MQTT_Library.git /home/runner/Arduino/libraries/Adafruit_MQTT_Library
           git clone --quiet https://github.com/pstolarz/OneWireNg.git /home/runner/Arduino/libraries/OneWireNg
           git clone --quiet https://github.com/pstolarz/Arduino-Temperature-Control-Library.git /home/runner/Arduino/libraries/Arduino-Temperature-Control-Library
           git clone --quiet https://github.com/adafruit/Adafruit_TinyUSB_Arduino /home/runner/Arduino/libraries/Adafruit_TinyUSB_Arduino
@@ -750,6 +755,7 @@ jobs:
         run: bash ci/actions_install.sh
       - name: Install extra Arduino library
         run: |
+          git clone --depth 1 --branch packet-len-calc https://github.com/adafruit/Adafruit_MQTT_Library.git /home/runner/Arduino/libraries/Adafruit_MQTT_Library
           git clone --quiet --branch v4.0.3 https://github.com/milesburton/Arduino-Temperature-Control-Library.git /home/runner/Arduino/libraries/Arduino-Temperature-Control-Library
           git clone --quiet https://github.com/PaulStoffregen/OneWire.git /home/runner/Arduino/libraries/OneWire
       - name: Download stable Nanopb
@@ -855,6 +861,7 @@ jobs:
         run: bash ci/actions_install.sh
       - name: Install extra Arduino libraries
         run: |
+          git clone --depth 1 --branch packet-len-calc https://github.com/adafruit/Adafruit_MQTT_Library.git /home/runner/Arduino/libraries/Adafruit_MQTT_Library
           git clone --quiet --branch v4.0.3 https://github.com/milesburton/Arduino-Temperature-Control-Library.git /home/runner/Arduino/libraries/Arduino-Temperature-Control-Library
           git clone --quiet https://github.com/pstolarz/OneWireNg.git /home/runner/Arduino/libraries/OneWireNg
           git clone --quiet https://github.com/adafruit/Adafruit_HX8357_Library.git /home/runner/Arduino/libraries/Adafruit_HX8357_Library
@@ -972,6 +979,7 @@ jobs:
         run: bash ci/actions_install.sh
       - name: Install extra Arduino libraries
         run: |
+          git clone --depth 1 --branch packet-len-calc https://github.com/adafruit/Adafruit_MQTT_Library.git /home/runner/Arduino/libraries/Adafruit_MQTT_Library
           git clone --quiet --branch v4.0.3 https://github.com/milesburton/Arduino-Temperature-Control-Library.git /home/runner/Arduino/libraries/Arduino-Temperature-Control-Library
           git clone --quiet https://github.com/pstolarz/OneWireNg.git /home/runner/Arduino/libraries/OneWireNg
       - name: Download stable Nanopb