diff --git a/_config.yml b/_config.yml
index cdb5d43..d9b0d00 100644
--- a/_config.yml
+++ b/_config.yml
@@ -4,7 +4,7 @@ googleanalytics: UA-8271754-4
 github: http://github.com/okfn/opendefinition
 url: http://opendefinition.org
 permalink: /:year/:month/:day/:title/
-current_od_version: 2.0
+od_current_version: 2.0
 
 gems:
   - jekyll-sitemap
diff --git a/index.markdown b/index.markdown
index 076caee..b8ce110 100644
--- a/index.markdown
+++ b/index.markdown
@@ -9,7 +9,7 @@ bodyclass: frontpage
 wordpress_id: 20
 ---
 
-The **[Open Definition](/od/)** sets out principles that define "openness" in relation to **data and content**.
+The **[Open Definition](/od/{{site.od_current_version}}/en/)** sets out principles that define "openness" in relation to **data and content**.
 
 It makes **precise** the meaning of "open" in the terms **"open data"** and **"open content"** and thereby ensures **quality** and encourages **compatibility** between different pools of open material.
 
@@ -21,6 +21,6 @@ Put most succinctly:
 
 > "Open data and content can be **freely used, modified, and shared** by **anyone** for **any purpose**"
 
-<a href="/od/" class="btn btn-primary btn-large">Read the full Open Definition »</a>
+<a href="/od/{{site.od_current_version}}/en/" class="btn btn-primary btn-large">Read the full Open Definition »</a>
 
 
diff --git a/ossd/index.markdown b/ossd/index.markdown
index a2b63c0..98eed32 100644
--- a/ossd/index.markdown
+++ b/ossd/index.markdown
@@ -23,7 +23,7 @@ With an online-service, in contrast to a traditional software application, users
 
 An open software service is one:
 
-1. Whose data is open as defined by the [Open Definition](/od/) with the exception that where the data is personal in nature the data need only be made available to the user (i.e. the owner of that account).
+1. Whose data is open as defined by the [Open Definition](/od/{{site.od_current_version}}/en/) with the exception that where the data is personal in nature the data need only be made available to the user (i.e. the owner of that account).
 2. Whose source code is:
     1. Free/Open Source Software (that is available under a license in the OSI or FSF approved list -- see note 3).
     2. Made available to the users of the service.