diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c
index 634e9e4d..a85dfddb 100644
--- a/src/class/audio/audio_device.c
+++ b/src/class/audio/audio_device.c
@@ -85,7 +85,7 @@
      CFG_TUSB_MCU == OPT_MCU_STM32F4                               || \
      CFG_TUSB_MCU == OPT_MCU_STM32F7                               || \
      CFG_TUSB_MCU == OPT_MCU_STM32H7                               || \
-    (CFG_TUSB_MCU == OPT_MCU_STM32L4 && defined(STM32L4_SYNOPSYS))    \
+    (CFG_TUSB_MCU == OPT_MCU_STM32L4 && defined(STM32L4_SYNOPSYS))
   #define  USE_LINEAR_BUFFER     0
 #else
   #define  USE_LINEAR_BUFFER     1