diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h
index e0a28b9..0fada8f 100644
--- a/include/asm-generic/atomic.h
+++ b/include/asm-generic/atomic.h
@@ -8,6 +8,7 @@
  * edit all arch specific atomic.h files.
  */
 
+#include <asm/types.h>
 
 /*
  * Suppport for atomic_long_t