diff --git a/src/main/programs/sync-1.0.lua b/src/main/programs/sync-1.0.lua
new file mode 100644
index 0000000..a1ff362
--- /dev/null
+++ b/src/main/programs/sync-1.0.lua
@@ -0,0 +1,16 @@
+local prefix = "https://git.brulijam.com/brulijam/Computercraft/raw/branch/main/src"
+
+local copyList = {
+  [0] = "/main/lib/aes.lua",
+  [1] = "/main/lib/hash.lua"
+}
+
+for i=0, #copyList do
+    getRequest = http.get(prefix .. copyList[i])
+    print("Downloaded " .. copyList[i])
+    file = fs.open(copyList[i], "w")
+    file.write(getRequest.readAll())
+    file.close()
+end
+print("Sync complete")
+sleep(1)
diff --git a/src/main/programs/turtle-chaosMine.lua b/src/main/programs/turtle-chaosMine.lua
index 15e1a15..51f49ae 100644
--- a/src/main/programs/turtle-chaosMine.lua
+++ b/src/main/programs/turtle-chaosMine.lua
@@ -118,7 +118,7 @@ end
 
 local function digUpward(length)
   for i=0, length do
-    turtle.dig()
+    turtle.digUp()
     turtle.up()
   end
 end
diff --git a/src/startup.lua b/src/startup.lua
new file mode 100644
index 0000000..6b53215
--- /dev/null
+++ b/src/startup.lua
@@ -0,0 +1,10 @@
+
+--fetch sync script
+local prefix = "https://git.brulijam.com/brulijam/Computercraft/raw/branch/main/src"
+getRequest = http.get(prefix .. "/main/programs/sync-1.0.lua")
+file = fs.open("/main/programs/sync-1.0.lua", "w")
+file.write(getRequest.readAll())
+file.close()
+
+--execute sync script
+shell.run("/main/programs/sync-1.0.lua")