diff --git a/align.c b/align.c
index 9bb61bd..9a79da4 100644
--- a/align.c
+++ b/align.c
@@ -426,6 +426,7 @@ static int mm_align1_inv(void *km, const mm_mapopt_t *opt, const mm_idx_t *mi, i
 	r_inv->parent = MM_PARENT_UNSET;
 	r_inv->inv = 1;
 	r_inv->rev = !r1->rev;
+	r_inv->rid = r1->rid;
 	r_inv->qs = r1->qe + q_off, r_inv->qe = r_inv->qs + ez->max_q + 1;
 	r_inv->rs = r1->re + t_off, r_inv->re = r_inv->rs + ez->max_t + 1;
 	ret = 1;
diff --git a/main.c b/main.c
index 73cbc47..88194ff 100644
--- a/main.c
+++ b/main.c
@@ -6,7 +6,7 @@
 #include "mmpriv.h"
 #include "getopt.h"
 
-#define MM_VERSION "2.2-r457-dirty"
+#define MM_VERSION "2.2-r459-dirty"
 
 #ifdef __linux__
 #include <sys/resource.h>