diff --git a/corrscope/__main__.py b/corrscope/__main__.py
index 012f66e..4daae9f 100644
--- a/corrscope/__main__.py
+++ b/corrscope/__main__.py
@@ -1,4 +1,6 @@
 from corrscope import cli
+import multiprocessing
 
 if __name__ == "__main__":
+    multiprocessing.freeze_support()
     cli.main()