diff --git a/target-cris/mmu.h b/target-cris/mmu.h
index aef8c1b..32c2b68 100644
--- a/target-cris/mmu.h
+++ b/target-cris/mmu.h
@@ -7,6 +7,7 @@
 {
 	uint32_t phy;
 	uint32_t pfn;
+	int prot;
 	int bf_vec;
 };