diff --git a/snakehouse/faster_builds.py b/snakehouse/faster_builds.py
index 8c1d90eb8fc48a05b8b37ab43d29f06bb77b7a8f..00e7ba62c77fca27da0c1156d81f8e258d341aa8 100644
--- a/snakehouse/faster_builds.py
+++ b/snakehouse/faster_builds.py
@@ -14,6 +14,7 @@ def monkey_patch_parallel_compilation(cores: tp.Optional[int] = None) -> None:
 
     :param cores: amount of cores. Leave at default (None) for autodetection.
     """
+    multiprocessing.freeze_support()
     if sys.platform == 'win32':
         print('Sorry, parallel builds are not supported on Windows')
         return