diff --git a/blueprints/patch-legacy-reply.lua b/blueprints/patch-legacy-reply.lua
new file mode 100644
index 00000000..d17eb910
--- /dev/null
+++ b/blueprints/patch-legacy-reply.lua
@@ -0,0 +1,13 @@
+local function patchReply(msg)
+  if not msg.reply then
+    msg.reply = function (replyMsg) 
+      replyMsg.Target = msg["Reply-To"] or (replyMsg.Target or msg.From)
+      replyMsg["X-Reference"] = msg["X-Reference"] or msg.Reference or ""
+      replyMsg["X-Origin"] = msg["X-Origin"] or ""
+
+      return ao.send(replyMsg)
+    end
+  end
+end
+
+Handlers.prepend("_patch_reply", function (msg) return "continue" end, patchReply)
\ No newline at end of file
diff --git a/src/commands/os.js b/src/commands/os.js
index 9247dd21..792a4161 100644
--- a/src/commands/os.js
+++ b/src/commands/os.js
@@ -76,6 +76,10 @@ _G.package.loaded[".${mod}"] = load_${mod.replace("-", "_")}()
   `
 }
 
+function patch3() {
+  
+}
+
 function patch2() {
   return `
 Handlers.prepend("Assignment-Check", function (msg)