diff --git a/main.c b/main.c
index 3b71b74..833edbe 100644
--- a/main.c
+++ b/main.c
@@ -6,7 +6,7 @@
 #include "mmpriv.h"
 #include "getopt.h"
 
-#define MM_VERSION "2.5-r607-dirty"
+#define MM_VERSION "2.5-r609-dirty"
 
 #ifdef __linux__
 #include <sys/resource.h>
diff --git a/map.c b/map.c
index b9177ae..0875ddb 100644
--- a/map.c
+++ b/map.c
@@ -166,7 +166,7 @@ static int mm_dust_minier(int n, mm128_t *a, int l_seq, const char *seq, int sdu
 				l += ee - ss;
 			}
 			if (l <= span>>1) a[k++] = a[j]; // keep the minimizer if less than half of it falls in masked region
-		}
+		} else a[k++] = a[j];
 	}
 	return k; // the new size
 }