diff --git a/os/net/nbr-table.h b/os/net/nbr-table.h
index 85e7b66a9..430a10a8d 100644
--- a/os/net/nbr-table.h
+++ b/os/net/nbr-table.h
@@ -43,7 +43,7 @@
 #ifdef NBR_TABLE_CONF_MAX_NEIGHBORS
 #define NBR_TABLE_MAX_NEIGHBORS NBR_TABLE_CONF_MAX_NEIGHBORS
 #else /* NBR_TABLE_CONF_MAX_NEIGHBORS */
-#define NBR_TABLE_MAX_NEIGHBORS NBR_TABLE_CONF_MAX_NEIGHBORS
+#define NBR_TABLE_MAX_NEIGHBORS 8
 #endif /* NBR_TABLE_CONF_MAX_NEIGHBORS */
 
 /* An item in a neighbor table */