diff --git a/include/asm-x86/page_64.h b/include/asm-x86/page_64.h
index dcf0c07..f7393bc 100644
--- a/include/asm-x86/page_64.h
+++ b/include/asm-x86/page_64.h
@@ -71,6 +71,8 @@
 typedef unsigned long	pgprotval_t;
 typedef unsigned long	phys_addr_t;
 
+typedef struct page *pgtable_t;
+
 typedef struct { pteval_t pte; } pte_t;
 
 #define vmemmap ((struct page *)VMEMMAP_START)