diff --git a/scripts/create_release.py b/scripts/create_release.py
index 41fa53cd..2b7663b7 100644
--- a/scripts/create_release.py
+++ b/scripts/create_release.py
@@ -98,6 +98,8 @@ def delete_files():
 def update_terraria_source():
   subprocess.check_call(['/usr/bin/git', 'submodule', 'init'])
   subprocess.check_call(['/usr/bin/git', 'submodule', 'update'])
+  subprocess.check_call(['/usr/bin/rm', '-rf', '/tmp/NuGet/'])
+  subprocess.check_call(['/usr/bin/rm', '-rf', '/tmp/NuGetScratch'])
   subprocess.check_call(['/usr/bin/mono', '/opt/nuget/nuget.exe', 'restore'])
 
 def build_software():