diff --git a/setup.py b/setup.py
index 25e36fd..157ffec 100644
--- a/setup.py
+++ b/setup.py
@@ -44,10 +44,12 @@
     include_package_data=True,
     # scripts=['nbi.py'],
 
+    # dataclasses is required by aiokafka for Python <3.7.0
     install_requires=[
         'pymongo',
         'aiokafka',
         'PyYAML',
         'pycrypto',
+        'dataclasses',
     ],
 )