diff --git a/src/AudioThread.h b/src/AudioThread.h
index bb23e8598..6d560ec55 100644
--- a/src/AudioThread.h
+++ b/src/AudioThread.h
@@ -64,7 +64,7 @@ class AudioThread : public concurrency::OSThread
     void initOutput()
     {
         audioOut = new AudioOutputI2S(1, AudioOutputI2S::EXTERNAL_I2S);
-        audioOut->SetPinout(DAC_I2S_BCK, DAC_I2S_WS, DAC_I2S_DOUT);
+        audioOut->SetPinout(DAC_I2S_BCK, DAC_I2S_WS, DAC_I2S_DOUT, DAC_I2S_MCLK);
         audioOut->SetGain(0.2);
     };
 
diff --git a/variants/dreamcatcher/platformio.ini b/variants/dreamcatcher/platformio.ini
index 46f9b9871..c57849d96 100644
--- a/variants/dreamcatcher/platformio.ini
+++ b/variants/dreamcatcher/platformio.ini
@@ -11,7 +11,7 @@ build_flags =
   -DARDUINO_USB_CDC_ON_BOOT=1
 
 lib_deps = ${esp32s3_base.lib_deps}
-  earlephilhower/ESP8266Audio@^1.9.7
+  earlephilhower/ESP8266Audio@^1.9.9
   earlephilhower/ESP8266SAM@^1.0.1
 
 [env:dreamcatcher-2206] 
diff --git a/variants/dreamcatcher/variant.h b/variants/dreamcatcher/variant.h
index eb95a95dd..c6a77266d 100644
--- a/variants/dreamcatcher/variant.h
+++ b/variants/dreamcatcher/variant.h
@@ -60,6 +60,7 @@
 #define DAC_I2S_BCK 21
 #define DAC_I2S_WS 9
 #define DAC_I2S_DOUT 48
+#define DAC_I2S_MCLK 1
 
 #define BIAS_T_ENABLE 7 // needs to be low
 #define BIAS_T_VALUE 0
diff --git a/variants/t-deck/platformio.ini b/variants/t-deck/platformio.ini
index a459cd016..1bf7c3066 100644
--- a/variants/t-deck/platformio.ini
+++ b/variants/t-deck/platformio.ini
@@ -15,7 +15,7 @@ build_flags = ${esp32_base.build_flags}
   -D MESHTASTIC_EXCLUDE_WEBSERVER=1
   -D INPUTDRIVER_I2C_KBD_TYPE=0x55
   -D INPUTDRIVER_ENCODER_TYPE=3
-  -D INPUTDRIVER_ENCODER_LEFT=1
+;  -D INPUTDRIVER_ENCODER_LEFT=1 ; disabled because it's used by I2S audio
   -D INPUTDRIVER_ENCODER_RIGHT=2
   -D INPUTDRIVER_ENCODER_UP=3
   -D INPUTDRIVER_ENCODER_DOWN=15
@@ -57,5 +57,5 @@ lib_deps =
   ${esp32_base.lib_deps}
 	lovyan03/LovyanGFX@^1.1.16
   bitbank2/bb_captouch@1.2.2 ; alternative touch library supporting GT911
-  earlephilhower/ESP8266Audio@^1.9.7
+  earlephilhower/ESP8266Audio@^1.9.9
   earlephilhower/ESP8266SAM@^1.0.1
\ No newline at end of file
diff --git a/variants/t-deck/variant.h b/variants/t-deck/variant.h
index 53bb70624..b39212680 100644
--- a/variants/t-deck/variant.h
+++ b/variants/t-deck/variant.h
@@ -75,6 +75,7 @@
 #define DAC_I2S_BCK 7
 #define DAC_I2S_WS 5
 #define DAC_I2S_DOUT 6
+#define DAC_I2S_MCLK 1
 
 // LoRa
 #define USE_SX1262
diff --git a/variants/t-watch-s3/platformio.ini b/variants/t-watch-s3/platformio.ini
index 1f5fc278b..26d1b8fb3 100644
--- a/variants/t-watch-s3/platformio.ini
+++ b/variants/t-watch-s3/platformio.ini
@@ -14,5 +14,5 @@ lib_deps = ${esp32s3_base.lib_deps}
 	lovyan03/LovyanGFX@^1.1.9
   lewisxhe/PCF8563_Library@1.0.1
   adafruit/Adafruit DRV2605 Library@^1.2.2
-  earlephilhower/ESP8266Audio@^1.9.7
+  earlephilhower/ESP8266Audio@^1.9.9
   earlephilhower/ESP8266SAM@^1.0.1
\ No newline at end of file
diff --git a/variants/t-watch-s3/variant.h b/variants/t-watch-s3/variant.h
index 9f939d859..45bd5f23c 100644
--- a/variants/t-watch-s3/variant.h
+++ b/variants/t-watch-s3/variant.h
@@ -34,6 +34,7 @@
 #define DAC_I2S_BCK 48
 #define DAC_I2S_WS 15
 #define DAC_I2S_DOUT 46
+#define DAC_I2S_MCLK 0
 
 #define HAS_AXP2101