diff --git a/src/format.c b/src/format.c
index d435f59..4376f1b 100644
--- a/src/format.c
+++ b/src/format.c
@@ -126,7 +126,7 @@ void mm_write_sam_hdr(const mm_idx_t *idx, const char *rg, const char *ver, int
 	if (ver) mm_sprintf_lite(&str, "\tVN:%s", ver);
 	if (argc > 1) {
 		int i;
-		mm_sprintf_lite(&str, "\tCL:minimap2");
+		mm_sprintf_lite(&str, "\tCL:Winnowmap");
 		for (i = 1; i < argc; ++i)
 			mm_sprintf_lite(&str, " %s", argv[i]);
 	}
diff --git a/src/main.c b/src/main.c
index 49fff8b..812ff98 100644
--- a/src/main.c
+++ b/src/main.c
@@ -7,7 +7,7 @@
 #include "mmpriv.h"
 #include "ketopt.h"
 
-#define MM_VERSION "1.0"
+#define MM_VERSION "1.01"
 
 #ifdef __linux__
 #include <sys/resource.h>