diff --git a/storage_s3/setup.py b/storage_s3/setup.py
index 158971c..d730b8b 100644
--- a/storage_s3/setup.py
+++ b/storage_s3/setup.py
@@ -32,7 +32,7 @@ setup(
     platforms='any',
     install_requires=[
         'indico>=2.1',
-        'boto3>=1.7.8,<2.0',
+        'boto3>=1.9.35,<2.0',
     ],
     classifiers=[
         'Environment :: Plugins',