diff --git a/setup.py b/setup.py
index 7472cb10702..e677701343b 100644
--- a/setup.py
+++ b/setup.py
@@ -103,6 +103,7 @@
     "pytest",
     "pytest-xdist",
     # optional dependencies
+    "aiohttp",
     "apache-beam>=2.26.0",
     "elasticsearch",
     "aiobotocore==1.2.2",