diff --git a/images/alpine33/Dockerfile b/images/alpine33/Dockerfile
index dc3e21f..7dd5aba 100644
--- a/images/alpine33/Dockerfile
+++ b/images/alpine33/Dockerfile
@@ -4,11 +4,16 @@ MAINTAINER Postman Labs <help@getpostman.com>
 # Set node version
 ENV NODE_VERSION 4.3.0
 
+# Set locale
+ENV LC_ALL en_US.UTF-8
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US.UTF-8
+
 # Install node
 RUN apk add --update nodejs=${NODE_VERSION}-r0;
 
 # Set newman version
-ENV NEWMAN_VERSION 3.0.1
+ENV NEWMAN_VERSION 3.1.0
 
 # Install newman
 RUN npm install -g newman@${NEWMAN_VERSION};
diff --git a/images/alpine33/README.md b/images/alpine33/README.md
index e983e65..88dc963 100644
--- a/images/alpine33/README.md
+++ b/images/alpine33/README.md
@@ -1,6 +1,6 @@
 # newman_alpine33
 
-This image runs newman 3.0.1 on node 4.3.0 on Alpine 3.3
+This image runs newman 3.1.0 on node 4.3.0 on Alpine 3.3
 
 Build the image,
 
@@ -11,7 +11,7 @@ docker build -t postman/newman_alpine33 .
 Or get it from [docker hub](https://registry.hub.docker.com/u/postman/newman_alpine33/)
 
 ```terminal
-docker pull postman/newman_alpine33:3.0.1
+docker pull postman/newman_alpine33:3.1.0
 ```
 
 then run it
diff --git a/images/ubuntu1404/Dockerfile b/images/ubuntu1404/Dockerfile
index d6bf449..0952de0 100644
--- a/images/ubuntu1404/Dockerfile
+++ b/images/ubuntu1404/Dockerfile
@@ -9,12 +9,17 @@ RUN apt-get update && apt-get install -y \
 # Set node version
 ENV NODE_VERSION 4.3.0
 
+# Set locale
+ENV LC_ALL en_US.UTF-8
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US.UTF-8
+
 # Install node
 RUN npm install -g n;
 RUN n ${NODE_VERSION};
 
 # Set newman version
-ENV NEWMAN_VERSION 3.0.1
+ENV NEWMAN_VERSION 3.1.0
 
 # Install newman
 RUN npm install -g newman@${NEWMAN_VERSION};
diff --git a/images/ubuntu1404/README.md b/images/ubuntu1404/README.md
index b0b3af7..c607620 100644
--- a/images/ubuntu1404/README.md
+++ b/images/ubuntu1404/README.md
@@ -1,6 +1,6 @@
 # newman_ubuntu1404
 
-This image runs newman 3.0.1 on node 4.3.0 on Ubuntu 14.04.2
+This image runs newman 3.1.0 on node 4.3.0 on Ubuntu 14.04.2
 
 Build the image,
 
@@ -11,7 +11,7 @@ docker build -t postman/newman_ubuntu1404 .
 Or get it from [docker hub](https://registry.hub.docker.com/u/postman/newman_ubuntu1404/)
 
 ```terminal
-docker pull postman/newman_ubuntu1404:3.0.1
+docker pull postman/newman_ubuntu1404:3.1.0
 ```
 
 then run it
diff --git a/package.json b/package.json
index 3649b54..75d4063 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "newman-docker",
-  "version": "3.0.1",
+  "version": "3.1.0",
   "description": "This repository contains the Dockerfiles and tests for the Newman Docker images.",
   "scripts": {
     "docker-build": "./scripts/docker/docker-build.sh",