diff --git a/docs/requirements.txt b/docs/requirements.txt
index 1cb4da7..5c148bd 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1 +1 @@
-tiingo
+tiingo==0.3.0
diff --git a/requirements_dev.txt b/requirements_dev.txt
index c67ed28..7b45fb2 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,12 +1,12 @@
 pip==9.0.1
 bumpversion==0.5.3
-wheel==0.29.0
+wheel==0.30.0
 watchdog==0.8.3
 flake8==3.4.1
-tox==2.7.0
+tox==2.8.2
 coverage==4.4.1
 Sphinx==1.6.3
 cryptography==2.0.3
 PyYAML==3.12
-pytest==3.2.1
-pytest-runner==2.11.1
+pytest==3.2.2
+pytest-runner==2.12.1