diff --git a/requirements-dev.txt b/requirements-dev.txt
old mode 100755
new mode 100644
index fec6285..2f8c56d
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-aiohttp==3.4.4
+aiohttp==3.7.4
 attrs==18.2.0
 bandit==1.5.1
 flake8==3.5.0