diff --git a/src/proofofwork.py b/src/proofofwork.py
index 6e2b7bc3..cd86d33f 100644
--- a/src/proofofwork.py
+++ b/src/proofofwork.py
@@ -73,5 +73,7 @@ def _doFastPoW(target, initialHash):
 def run(target, initialHash):
     if 'linux' in sys.platform:
         return _doFastPoW(target, initialHash)
+    elif sys.platform == 'darwin':
+        return _doFastPoW(target, initialHash)
     else:
         return _doSafePoW(target, initialHash)