diff --git a/requirements-dev.txt b/requirements-dev.txt
index 17c6a0c9..89f6a47d 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -7,13 +7,13 @@ aioredis==1.1.0
 cryptography==2.2.2
 docker==3.3.0
 pynacl==1.2.1
-pytest==3.5.1
+pytest==3.6.0
 pytest-aiohttp==0.3.0
 pytest-cov==2.5.1
 pytest-mock==1.10.0
 pytest-sugar==0.9.1
-aiohttp==3.2.0
+aiohttp==3.2.1
 multidict==4.3.0
 chardet==3.0.4
-yarl==1.2.3
+yarl==1.2.4
 aiomcache==0.6.0