diff --git a/build/libraries/snd/ARM7/snd_global.c b/build/libraries/snd/ARM7/snd_global.c
index e09bf86..a81dba9 100644
--- a/build/libraries/snd/ARM7/snd_global.c
+++ b/build/libraries/snd/ARM7/snd_global.c
@@ -17,7 +17,6 @@
 
 #include <twl/os.h>
 #include <twl/misc.h>
-#include <twl/cdc.h>
 #include <twl/snd/ARM7/i2s.h>
 #include <nitro/hw/ARM7/ioreg_SND.h>
 #include <nitro/spi/common/pm_common.h>
diff --git a/build/libraries/snd/ARM7/snd_i2s.c b/build/libraries/snd/ARM7/snd_i2s.c
index a15bd4f..6bcddff 100644
--- a/build/libraries/snd/ARM7/snd_i2s.c
+++ b/build/libraries/snd/ARM7/snd_i2s.c
@@ -71,6 +71,10 @@ void SND_I2SEnable(void)
 
     if (isTwl)
     {
+        if ((reg_CFG_CLK & REG_CFG_CLK_SND_MASK) == 0)
+        {
+            CDC_Init();
+        }
         reg_SND_I2SCNT |= REG_SND_I2SCNT_E_MASK;
     }
 }