diff --git a/align.c b/align.c
index 9a79da4..7034b3a 100644
--- a/align.c
+++ b/align.c
@@ -99,7 +99,7 @@ static void mm_update_extra(mm_extra_t *p, const uint8_t *qseq, const uint8_t *t
 			uint8_t b[4];
 			b[0] = tseq[toff], b[1] = tseq[toff+1];
 			b[2] = tseq[toff+len-2], b[3] = tseq[toff+len-1];
-			toff += len, p->blen += len;
+			toff += len;
 		}
 	}
 	p->dp_max = max;
diff --git a/main.c b/main.c
index 0eaead3..796a9da 100644
--- a/main.c
+++ b/main.c
@@ -6,7 +6,7 @@
 #include "mmpriv.h"
 #include "getopt.h"
 
-#define MM_VERSION "2.2-r472-dirty"
+#define MM_VERSION "2.2-r473-dirty"
 
 #ifdef __linux__
 #include <sys/resource.h>