diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 1dba3493d520..25379cba2370 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -1,6 +1,7 @@
 #ifndef BLKTRACE_H
 #define BLKTRACE_H
 
+#include <linux/types.h>
 #ifdef __KERNEL__
 #include <linux/blkdev.h>
 #include <linux/relay.h>