diff --git a/.github/workflows/arduino-cli-ci.yml b/.github/workflows/arduino-cli-ci.yml
index ec1fb06..bf3e213 100644
--- a/.github/workflows/arduino-cli-ci.yml
+++ b/.github/workflows/arduino-cli-ci.yml
@@ -199,12 +199,12 @@ jobs:
       run: |
         mkdir -p ~/Arduino/libraries
 
-        git clone --depth 1 --branch "$REF" https://github.com/marcel-licence/ML_SynthTools.git \
+        git clone --depth 1 --branch "${GITHUB_HEAD_REF}" https://github.com/marcel-licence/ML_SynthTools.git \
           ~/Arduino/libraries/ML_SynthTools \
           || git clone --depth 1 https://github.com/marcel-licence/ML_SynthTools.git \
           ~/Arduino/libraries/ML_SynthTools
 
-        git clone --depth 1 --branch "$REF" https://github.com/marcel-licence/ML_SynthTools_Lib.git \
+        git clone --depth 1 --branch "${GITHUB_HEAD_REF}" https://github.com/marcel-licence/ML_SynthTools_Lib.git \
           ~/Arduino/libraries/ML_SynthTools_Lib \
           || git clone --depth 1 https://github.com/marcel-licence/ML_SynthTools_Lib.git \
           ~/Arduino/libraries/ML_SynthTools_Lib
diff --git a/src/cortex-m0plus/libML_SynthTools_RP2040.a b/src/cortex-m0plus/libML_SynthTools_RP2040.a
index 30004cf..021f24a 100644
Binary files a/src/cortex-m0plus/libML_SynthTools_RP2040.a and b/src/cortex-m0plus/libML_SynthTools_RP2040.a differ
diff --git a/src/cortex-m3/libML_SynthTools.a b/src/cortex-m3/libML_SynthTools.a
index 9fb4fc9..81139f4 100644
Binary files a/src/cortex-m3/libML_SynthTools.a and b/src/cortex-m3/libML_SynthTools.a differ
diff --git a/src/cortex-m33/libML_SynthTools_RP2350.a b/src/cortex-m33/libML_SynthTools_RP2350.a
index ff31c32..14705d5 100644
Binary files a/src/cortex-m33/libML_SynthTools_RP2350.a and b/src/cortex-m33/libML_SynthTools_RP2350.a differ
diff --git a/src/cortex-m4/fpv4-sp-d16-hard/libML_SynthTools.a b/src/cortex-m4/fpv4-sp-d16-hard/libML_SynthTools.a
index 004ce1f..13fc9c7 100644
Binary files a/src/cortex-m4/fpv4-sp-d16-hard/libML_SynthTools.a and b/src/cortex-m4/fpv4-sp-d16-hard/libML_SynthTools.a differ
diff --git a/src/cortex-m7/fpv4-sp-d16-hard/libML_SynthTools.a b/src/cortex-m7/fpv4-sp-d16-hard/libML_SynthTools.a
index 9c00652..9f0b907 100644
Binary files a/src/cortex-m7/fpv4-sp-d16-hard/libML_SynthTools.a and b/src/cortex-m7/fpv4-sp-d16-hard/libML_SynthTools.a differ
diff --git a/src/esp32/libML_SynthTools.a b/src/esp32/libML_SynthTools.a
index 30ff94a..572fa7c 100644
Binary files a/src/esp32/libML_SynthTools.a and b/src/esp32/libML_SynthTools.a differ
diff --git a/src/esp32c3/libML_SynthTools.a b/src/esp32c3/libML_SynthTools.a
index dd854b4..f658216 100644
Binary files a/src/esp32c3/libML_SynthTools.a and b/src/esp32c3/libML_SynthTools.a differ
diff --git a/src/esp32s2/libML_SynthTools.a b/src/esp32s2/libML_SynthTools.a
index 93fa673..465711b 100644
Binary files a/src/esp32s2/libML_SynthTools.a and b/src/esp32s2/libML_SynthTools.a differ
diff --git a/src/esp32s3/libML_SynthTools.a b/src/esp32s3/libML_SynthTools.a
index 521d596..7e781bf 100644
Binary files a/src/esp32s3/libML_SynthTools.a and b/src/esp32s3/libML_SynthTools.a differ
diff --git a/src/esp8266/libML_SynthTools.a b/src/esp8266/libML_SynthTools.a
index fe54aa8..c77f35a 100644
Binary files a/src/esp8266/libML_SynthTools.a and b/src/esp8266/libML_SynthTools.a differ
diff --git a/src/imxrt1062/fpv5-d16-hard/ML_SynthTools.a b/src/imxrt1062/fpv5-d16-hard/ML_SynthTools.a
index e6c8d01..a8ee600 100644
Binary files a/src/imxrt1062/fpv5-d16-hard/ML_SynthTools.a and b/src/imxrt1062/fpv5-d16-hard/ML_SynthTools.a differ
diff --git a/src/libML_SynthTools_RP2040.a b/src/libML_SynthTools_RP2040.a
index 30004cf..021f24a 100644
Binary files a/src/libML_SynthTools_RP2040.a and b/src/libML_SynthTools_RP2040.a differ
diff --git a/src/libML_SynthTools_RP2350.a b/src/libML_SynthTools_RP2350.a
index ff31c32..14705d5 100644
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