diff --git a/utils/__init__.py b/utils/__init__.py
index 55cfb0d..da763e5 100644
--- a/utils/__init__.py
+++ b/utils/__init__.py
@@ -70,7 +70,7 @@ def sanitize_keys(json):
 
 
 def parallel_map(items, function):
-    from multiprocessing import Pool
+    from multiprocessing.dummy import Pool
 
     with Pool() as pool:
         return pool.map(function, items)