diff --git a/main.c b/main.c
index edc2d4d..e27a6b9 100644
--- a/main.c
+++ b/main.c
@@ -10,7 +10,7 @@
 #include "minimap.h"
 #include "mmpriv.h"
 
-#define MM_VERSION "2.0-r162-pre"
+#define MM_VERSION "2.0-r163-pre"
 
 void liftrlimit()
 {
diff --git a/map.c b/map.c
index 8ca14b8..926daac 100644
--- a/map.c
+++ b/map.c
@@ -28,7 +28,7 @@ void mm_mapopt_init(mm_mapopt_t *opt)
 
 	opt->max_join_long = 20000;
 	opt->max_join_short = 2000;
-	opt->min_join_flank_sc = 1000;
+	opt->min_join_flank_sc = 500;
 
 	opt->a = 2, opt->b = 4, opt->q = 4, opt->e = 2, opt->q2 = 24, opt->e2 = 1;
 	opt->zdrop = 400;