diff --git a/docs/requirements.txt b/docs/requirements.txt
index 737bff0..7c23b4f 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1 +1 @@
-tiingo==0.4.1
+tiingo==0.4.3
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 0ff72cb..cb408ee 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -4,10 +4,10 @@ wheel==0.30.0
 watchdog==0.8.3
 flake8==3.5.0
 tox==2.9.1
-coverage==4.4.2
-Sphinx==1.6.5
+coverage==4.5.1
+Sphinx==1.7.1
 cryptography==2.1.4
 PyYAML==3.12
-pytest==3.3.1
-pytest-runner==3.0
+pytest==3.4.2
+pytest-runner==4.0
 vcrpy==1.11.1
diff --git a/tiingo/__version__.py b/tiingo/__version__.py
index 0388436..a7387dd 100644
--- a/tiingo/__version__.py
+++ b/tiingo/__version__.py
@@ -1,2 +1,2 @@
 # -*- coding: utf-8 -*-
-__version__ = '0.4.2'
+__version__ = '0.4.3'