1 files changed, 1 insertions, 1 deletions

diff --git a/firmware/export/wm8721.h b/firmware/export/wm8721.h
index a1909fdecb..99c3bee9b8 100644
--- a/firmware/export/wm8721.h
+++ b/firmware/export/wm8721.h
@@ -27,7 +27,7 @@
 extern int tenthdb2master(int db);
 extern int tenthdb2mixer(int db);
 
-extern int audiohw_set_master_vol(int vol_l, int vol_r);
+extern void audiohw_set_master_vol(int vol_l, int vol_r);
 extern void audiohw_set_nsorder(int order);
 extern void audiohw_set_sample_rate(int sampling_control);