diff --git a/include/linux/ascii85.h b/include/linux/ascii85.h
index 4cc40201273e..83ad775ad0aa 100644
--- a/include/linux/ascii85.h
+++ b/include/linux/ascii85.h
@@ -8,7 +8,8 @@
 #ifndef _ASCII85_H_
 #define _ASCII85_H_
 
-#include <linux/kernel.h>
+#include <linux/math.h>
+#include <linux/types.h>
 
 #define ASCII85_BUFSZ 6