diff --git a/main.c b/main.c
index e5b4eaa..a109aba 100644
--- a/main.c
+++ b/main.c
@@ -10,7 +10,7 @@
 #include "minimap.h"
 #include "mmpriv.h"
 
-#define MM_VERSION "2.0-r89-pre"
+#define MM_VERSION "2.0-r90-pre"
 
 void liftrlimit()
 {
diff --git a/map.c b/map.c
index 98f1a4d..9657915 100644
--- a/map.c
+++ b/map.c
@@ -16,7 +16,7 @@ void mm_mapopt_init(mm_mapopt_t *opt)
 
 	opt->min_cnt = 3;
 	opt->min_score = 40;
-	opt->bw = 10000;
+	opt->bw = 1000;
 	opt->max_gap = 10000;
 	opt->max_skip = 15;