diff --git a/ports/atmel-samd/boards/pybadge/mpconfigboard.mk b/ports/atmel-samd/boards/pybadge/mpconfigboard.mk
index a2ab9ed00e..aba0e333d7 100644
--- a/ports/atmel-samd/boards/pybadge/mpconfigboard.mk
+++ b/ports/atmel-samd/boards/pybadge/mpconfigboard.mk
@@ -9,8 +9,6 @@ EXTERNAL_FLASH_DEVICE_COUNT = 1
 EXTERNAL_FLASH_DEVICES = GD25Q16C
 LONGINT_IMPL = MPZ
 
-# No I2S on SAMD51G
-CIRCUITPY_AUDIOBUSIO = 0
 # No touch on SAMD51 yet
 CIRCUITPY_TOUCHIO = 0
 
diff --git a/ports/atmel-samd/boards/pygamer/mpconfigboard.mk b/ports/atmel-samd/boards/pygamer/mpconfigboard.mk
index 79e16f82f7..8523e31be5 100644
--- a/ports/atmel-samd/boards/pygamer/mpconfigboard.mk
+++ b/ports/atmel-samd/boards/pygamer/mpconfigboard.mk
@@ -9,8 +9,6 @@ EXTERNAL_FLASH_DEVICE_COUNT = 1
 EXTERNAL_FLASH_DEVICES = GD25Q64C
 LONGINT_IMPL = MPZ
 
-# No I2S on SAMD51G
-CIRCUITPY_AUDIOBUSIO = 0
 # No touch on SAMD51 yet
 CIRCUITPY_TOUCHIO = 0