diff --git a/main.c b/main.c
index 3ce15b7..d60c43e 100644
--- a/main.c
+++ b/main.c
@@ -6,7 +6,7 @@
 #include "mmpriv.h"
 #include "ketopt.h"
 
-#define MM_VERSION "2.16-r935-dirty"
+#define MM_VERSION "2.16-r937-dirty"
 
 #ifdef __linux__
 #include <sys/resource.h>
diff --git a/minimap.h b/minimap.h
index 993b008..3aa52c4 100644
--- a/minimap.h
+++ b/minimap.h
@@ -104,9 +104,9 @@ typedef struct {
 } mm_idxopt_t;
 
 typedef struct {
+	int64_t flag;    // see MM_F_* macros
 	int seed;
 	int sdust_thres; // score threshold for SDUST; 0 to disable
-	int flag;        // see MM_F_* macros
 
 	int max_qlen;    // max query length
 
diff --git a/python/cmappy.pxd b/python/cmappy.pxd
index ba1871d..7545cb8 100644
--- a/python/cmappy.pxd
+++ b/python/cmappy.pxd
@@ -10,9 +10,9 @@ cdef extern from "minimap.h":
 		uint64_t batch_size
 
 	ctypedef struct mm_mapopt_t:
+		int64_t flag
 		int seed
 		int sdust_thres
-		int flag
 		int max_qlen
 		int bw
 		int max_gap, max_gap_ref