Index: uspace/drv/audio/sb16/Makefile
===================================================================
--- uspace/drv/audio/sb16/Makefile	(revision 84dec070a7b3e0830386405813c431ff9f9c5a40)
+++ uspace/drv/audio/sb16/Makefile	(revision 4440581db3292ab8fb5c1d4e265dd4fad9bd4fc5)
@@ -38,4 +38,5 @@
 
 SOURCES = \
+	beep.c \
 	dsp.c \
 	dma_controller.c \