diff --git a/firmware/export/audiohw.h b/firmware/export/audiohw.h
index 5a706da3b8..3f1bcb6feb 100644
--- a/firmware/export/audiohw.h
+++ b/firmware/export/audiohw.h
@@ -692,4 +692,9 @@ AUDIOHW_SETTING(BALANCE,      "%", 0, 1, -100, 100,   0)
 AUDIOHW_SETTING(CHANNELS,      "", 0, 1,    0,   5,   0)
 AUDIOHW_SETTING(STEREO_WIDTH, "%", 0, 5,    0, 250, 100)
 
+/* if not otherwise defined, set to 16 */
+#if !defined(PCM_NATIVE_BITDEPTH)
+# define PCM_NATIVE_BITDEPTH 16
+#endif
+
 #endif /* _AUDIOHW_H_ */
diff --git a/firmware/pcm_sw_volume.c b/firmware/pcm_sw_volume.c
index 646f2a680a..bee1559bb8 100644
--- a/firmware/pcm_sw_volume.c
+++ b/firmware/pcm_sw_volume.c
@@ -49,11 +49,6 @@ static uint32_t pcm_new_factor_l = 0, pcm_new_factor_r = 0;
 static uint32_t pcm_factor_l = 0, pcm_factor_r = 0;
 static typeof (memcpy) *pcm_scaling_fn = NULL;
 
-/* default to 16-bit volume scaling unless specified */
-#if !defined(PCM_NATIVE_BITDEPTH)
-# define PCM_NATIVE_BITDEPTH 16
-#endif
-
 /* take care of some defines for 32-bit software vol */
 #if (PCM_NATIVE_BITDEPTH > 16) /* >16-bit */
 
diff --git a/firmware/target/mips/ingenic_x1000/pcm-x1000.c b/firmware/target/mips/ingenic_x1000/pcm-x1000.c
index 73c568c950..ce2fbb17a9 100644
--- a/firmware/target/mips/ingenic_x1000/pcm-x1000.c
+++ b/firmware/target/mips/ingenic_x1000/pcm-x1000.c
@@ -48,11 +48,6 @@ static void pcm_play_dma_int_cb(int event);
 static void pcm_rec_dma_int_cb(int event);
 #endif
 
-/* if not otherwise defined, set to 16 */
-#if !defined(PCM_NATIVE_BITDEPTH)
-# define PCM_NATIVE_BITDEPTH 16
-#endif
-
 void pcm_play_dma_init(void)
 {
     /* Ungate clock, assign pins. NB this overlaps with pins labeled "sa0-sa4"