diff --git a/requirements.txt b/requirements.txt
index bc13729..5600fcf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ APScheduler==3.5.2
 Jinja2==2.10
 XlsxWriter==1.0.8
 # aiohttp 3.5.2+ breaks the tests: https://github.com/aio-libs/aiohttp/issues/3968
-aiohttp==3.5.1
+aiohttp==3.7.4
 aiohttp_cors==0.7.0
 bleach==2.1.3
 bs4