diff --git a/requirements-dev.txt b/requirements-dev.txt
index 2efa853e..cf00aad4 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -5,7 +5,7 @@ beautifulsoup4
 coverage
 httptools
 flake8
-pytest
+pytest==3.3.2
 tox
 ujson
 uvloop
diff --git a/tox.ini b/tox.ini
index 0b573f6b..88e31f22 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,7 +8,7 @@ setenv =
     {py35,py36}-no-ext: SANIC_NO_UVLOOP=1
 deps =
     coverage
-    pytest
+    pytest==3.3.2
     pytest-cov
     pytest-sanic
     pytest-sugar