diff --git a/include/uapi/linux/android/binder.h b/include/uapi/linux/android/binder.h
index dba4cef3a8d354e9d6a717d010fd29801dcbc20d..41420e341e75de5f2e46cd4fac5eab9e15f68168 100644
--- a/include/uapi/linux/android/binder.h
+++ b/include/uapi/linux/android/binder.h
@@ -20,6 +20,7 @@
 #ifndef _UAPI_LINUX_BINDER_H
 #define _UAPI_LINUX_BINDER_H
 
+#include <linux/types.h>
 #include <linux/ioctl.h>
 
 #define B_PACK_CHARS(c1, c2, c3, c4) \