diff --git a/dev-requirements.txt b/dev-requirements.txt
index 51e2d6b5..124d306f 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,7 +1,7 @@
 -rrequirements.txt
 
 sphinx==1.6.2
-pytest==3.1.1
+pytest==3.2.5
 pep8==1.7.0
 pytest-catchlog==1.2.2
 pytest-timeout==1.2.0
diff --git a/requirements.txt b/requirements.txt
index 2d882257..e61109d3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,6 +6,5 @@ Jinja2>=2.7.3
 raven>=5.23.0
 psutil>=3.0.0
 zipstream>=1.1.4
-typing>=3.5.3.0 # Otherwise yarl fails with python 3.4
-multidict<3.2.0  # Otherwise fails when upgraded to v3.2.0
-prompt-toolkit
+typing>=3.5.3.0 # Otherwise yarl fail with python 3.4
+prompt-toolkit>=1.0.15