diff --git a/Makefrag b/Makefrag
index 2d0490e..2f68b5b 100644
--- a/Makefrag
+++ b/Makefrag
@@ -666,6 +666,8 @@ tests = \
   vmerge.vvm-1 \
   vmerge.vxm-0 \
   vmerge.vxm-1 \
+  vmerge.vxm-2 \
+  vmerge.vxm-3 \
   vmfeq.vf-0 \
   vmfeq.vf-1 \
   vmfeq.vf-2 \
diff --git a/configs/vmerge.vxm.toml b/configs/vmerge.vxm.toml
index 962e8b5..a9a6792 100644
--- a/configs/vmerge.vxm.toml
+++ b/configs/vmerge.vxm.toml
@@ -1,5 +1,5 @@
-name = "vmerge.vvm"
-format = "vd,vs2,vs1,v0"
+name = "vmerge.vxm"
+format = "vd,vs2,rs1,v0"
 
 [tests]
 base = [