diff --git a/go.mod b/vm/go.mod
similarity index 77%
rename from go.mod
rename to vm/go.mod
index f8f5e6f..9e7c757 100644
--- a/go.mod
+++ b/vm/go.mod
@@ -1,4 +1,4 @@
-module github.com/firestuff/vm
+module github.com/firestuff/subcoding/vm
 
 go 1.17
 
diff --git a/go.sum b/vm/go.sum
similarity index 100%
rename from go.sum
rename to vm/go.sum
diff --git a/instruction.go b/vm/instruction.go
similarity index 100%
rename from instruction.go
rename to vm/instruction.go
diff --git a/memory.go b/vm/memory.go
similarity index 100%
rename from memory.go
rename to vm/memory.go
diff --git a/opcode.go b/vm/opcode.go
similarity index 100%
rename from opcode.go
rename to vm/opcode.go
diff --git a/operand.go b/vm/operand.go
similarity index 100%
rename from operand.go
rename to vm/operand.go
diff --git a/ophandler.go b/vm/ophandler.go
similarity index 100%
rename from ophandler.go
rename to vm/ophandler.go
diff --git a/stackframe.go b/vm/stackframe.go
similarity index 100%
rename from stackframe.go
rename to vm/stackframe.go
diff --git a/state.go b/vm/state.go
similarity index 100%
rename from state.go
rename to vm/state.go
diff --git a/state_test.go b/vm/state_test.go
similarity index 100%
rename from state_test.go
rename to vm/state_test.go