diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h
index a69dee3..8fc1ca7 100644
--- a/include/rdma/rdma_vt.h
+++ b/include/rdma/rdma_vt.h
@@ -164,7 +164,7 @@
 /* Protection domain */
 struct rvt_pd {
 	struct ib_pd ibpd;
-	int user;               /* non-zero if created from user space */
+	bool user;
 };
 
 /* Address handle */