diff --git a/setup.py b/setup.py
index 0b6221d5..570c1086 100644
--- a/setup.py
+++ b/setup.py
@@ -67,7 +67,7 @@ setup(
             'boto3>=1.9',
         ],
         'azure': [
-            'azure-storage-blob>=2.0.1',
+            'azure-storage-blob>=2.0.1,<=2.1',
         ],
         'gs': [
             'google-cloud-storage>=1.13.2',