diff --git a/align.c b/align.c
index daa42ce..6885d1c 100644
--- a/align.c
+++ b/align.c
@@ -163,7 +163,6 @@ static void mm_update_extra(mm_reg1_t *r, const uint8_t *qseq, const uint8_t *qu
 			toff += len;
 		}
 	}
-	p->dp_max = max > p->dp_score? max : p->dp_score;
 	assert(qoff == r->qe - r->qs && toff == r->re - r->rs);
 }
 
diff --git a/main.c b/main.c
index 01644cc..ba33116 100644
--- a/main.c
+++ b/main.c
@@ -6,7 +6,7 @@
 #include "mmpriv.h"
 #include "getopt.h"
 
-#define MM_VERSION "2.4-r567-dirty"
+#define MM_VERSION "2.4-r568-dirty"
 
 #ifdef __linux__
 #include <sys/resource.h>