diff --git a/requirements.txt b/requirements.txt
index 8f13ef5d..edd65a31 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 jsonschema>=2.4.0
-aiohttp>=2.2.0,<2.4.0 # pyup: ignore
+aiohttp>=2.3.3,<2.4.0 # pyup: ignore
 aiohttp-cors>=0.5.3,<0.6.0 # pyup: ignore
 yarl>=0.11
 Jinja2>=2.7.3