diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 29a5b21e43a..347815490da 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,7 +30,7 @@ jobs:
 
       - name: Migrate to Redot
         run: |
-          python migrate.py --tiny . _migrated
+          python migrate.py . _migrated
 
       # Use dummy builder to improve performance as we don't need the generated HTML in this workflow.
       - name: Sphinx build
diff --git a/migrate.py b/migrate.py
index ed755b510d0..28059db08d0 100644
--- a/migrate.py
+++ b/migrate.py
@@ -34,6 +34,7 @@
 import argparse
 import fnmatch
 import os
+import re
 from shutil import copyfile
 import shutil
 import sys
@@ -335,9 +336,16 @@ def main():
         print(args)
 
     inputDir = args.input
-    outputDir = args.output
+    if (args.output != '.' and not args.output.startswith('/')):
+        outputDir = args.output
+    else:
+        print("output can't be . or start with /")
+        exit(1)
     includeUnimplemented = args.extended
     ignoreClasses = args.tiny
+
+    print("Deleting output dir")
+    shutil.rmtree(outputDir)
     
     print("Migrating...")
     migrate(inputDir, outputDir, includeUnimplemented, ignoreClasses, verbose)