diff --git a/firmware/drivers/dac.c b/firmware/drivers/dac.c
index 63695c3c67..0c12a8d912 100644
--- a/firmware/drivers/dac.c
+++ b/firmware/drivers/dac.c
@@ -70,5 +70,5 @@ int dac_config(int value)
     }
 
     i2c_end();
-    return 0;
+    return ret;
 }