diff --git a/include/linux/zio-buffer.h b/include/linux/zio-buffer.h
index 7f282725ae45b699d13e236b7b06a272b38eca7c..520308c840542fd434cc851fca7cefe47ffc9f22 100644
--- a/include/linux/zio-buffer.h
+++ b/include/linux/zio-buffer.h
@@ -79,6 +79,7 @@ struct zio_control {
 #ifdef __KERNEL__
 #include <linux/module.h>
 #include <linux/kobject.h>
+#include <linux/slab.h>
 #include <linux/zio.h>
 #include <linux/gfp.h>
 #include <linux/fs.h>