diff --git a/Dockerfile b/Dockerfile
index 257f59d..ad5336c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.3
+FROM python:3.5
 
 ENV APP_DIR=/usr/src/snappass
 
diff --git a/README.rst b/README.rst
index 66ec6aa..e8dc2cf 100644
--- a/README.rst
+++ b/README.rst
@@ -74,4 +74,4 @@ Alternatively, you can use `Docker`_ and `Docker Compose`_ to install and run Sn
     $ docker build -t snappass .
     $ docker-compose up -d
 
-This will pull all dependencies, i.e. Redis and appropriate Python version (3.3), then start up snappass and Redis server. SnapPass server is accessible at: http://localhost:5000
+This will pull all dependencies, i.e. Redis and appropriate Python version (3.5), then start up snappass and Redis server. SnapPass server is accessible at: http://localhost:5000