diff --git a/sound/oss/waveartist.c b/sound/oss/waveartist.c
index 2c63bb9..e688dde 100644
--- a/sound/oss/waveartist.c
+++ b/sound/oss/waveartist.c
@@ -35,6 +35,7 @@
 
 #include <linux/module.h>
 #include <linux/init.h>
+#include <linux/slab.h>
 #include <linux/sched.h>
 #include <linux/interrupt.h>
 #include <linux/delay.h>