diff --git a/nlsr.h b/nlsr.h
index 941e357..719e91a 100644
--- a/nlsr.h
+++ b/nlsr.h
@@ -7,8 +7,8 @@
 #define INTEREST_RESEND_TIME 15
 #define NLSR_LOCKED 1
 #define NLSR_UNLOCKED 0
-#define LSA_REFRESH_TIME 600
-#define ROUTER_DEAD_INTERVAL 900
+#define LSA_REFRESH_TIME 1800
+#define ROUTER_DEAD_INTERVAL 3600
 
 #define LINK_METRIC 10