diff --git a/dev-requirements.txt b/dev-requirements.txt
index 8283e6c..b157b4a 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,4 +1,4 @@
-aiohttp==2.3.9
+aiohttp==3.1.0
 aiodns==1.1.1
 aioresponses==0.3.0
 cchardet==2.1.1
diff --git a/requirements.txt b/requirements.txt
index 16486dd..d8e9867 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-aiohttp==2.3.9
+aiohttp==3.1.0