diff --git a/src/kernel/core/vm/vm_page.c b/src/kernel/core/vm/vm_page.c
index acb578ab60..3742a0df1a 100755
--- a/src/kernel/core/vm/vm_page.c
+++ b/src/kernel/core/vm/vm_page.c
@@ -19,6 +19,7 @@
 #include <arch/vm_translation_map.h>
 #include <boot/kernel_args.h>
 
+#include <signal.h>
 #include <string.h>
 #include <stdlib.h>