diff --git a/docs/api-site-config.md b/docs/api-site-config.md
index ad5c3ca361..1371271ce9 100644
--- a/docs/api-site-config.md
+++ b/docs/api-site-config.md
@@ -84,6 +84,9 @@ customDocsPath: 'docs/site'
 ```js
 customDocsPath: 'website-docs'
 ```
+
+`defaultVersionShown` - The default version for the site to be shown. If this is not set, the latest version will be shown.
+
 `disableHeaderTitle` - An option to disable showing the title in the header next to the header icon. Exclude this field to keep the header as normal, otherwise set to `true`.
 
 `disableTitleTagline` - An option to disable showing the tagline in the title of main pages. Exclude this field to keep page titles as `Title • Tagline`. Set to `true` to make page titles just `Title`.
@@ -181,6 +184,7 @@ const siteConfig = {
   // For github.io type URLS, you would combine the url and baseUrl like:
   // url: 'https://reasonml.github.io',
   // baseUrl: '/reason-react/',
+  defaultVersionShown: '1.0.0',
   organizationName: 'facebook',
   projectName: 'docusaurus',
   noIndex: false,
diff --git a/lib/core/nav/HeaderNav.js b/lib/core/nav/HeaderNav.js
index 7b9ed64c50..d9d8a1cab9 100644
--- a/lib/core/nav/HeaderNav.js
+++ b/lib/core/nav/HeaderNav.js
@@ -144,7 +144,7 @@ class HeaderNav extends React.Component {
       const versionPart =
         env.versioning.enabled && this.props.version !== 'next'
           ? 'version-' +
-            (this.props.version || env.versioning.latestVersion) +
+            (this.props.version || env.versioning.defaultVersion) +
             '-'
           : '';
       const id = langPart + versionPart + link.doc;
@@ -243,7 +243,7 @@ class HeaderNav extends React.Component {
             </a>
             {env.versioning.enabled && (
               <a href={versionsLink}>
-                <h3>{this.props.version || env.versioning.latestVersion}</h3>
+                <h3>{this.props.version || env.versioning.defaultVersion}</h3>
               </a>
             )}
             {this.renderResponsiveNav()}
diff --git a/lib/server/env.js b/lib/server/env.js
index 6b4504322b..ea0274257b 100644
--- a/lib/server/env.js
+++ b/lib/server/env.js
@@ -44,7 +44,7 @@ class Translation {
 class Versioning {
   constructor() {
     this.enabled = false;
-    this.latestVersion = null;
+    this.defaultVersion = null;
     this.versions = [];
 
     this._load();
@@ -54,7 +54,7 @@ class Versioning {
     if (fs.existsSync(versions_json)) {
       this.enabled = true;
       this.versions = JSON.parse(fs.readFileSync(versions_json, 'utf8'));
-      this.latestVersion = siteConfig.defaultVersionShown
+      this.defaultVersion = siteConfig.defaultVersionShown
         ? siteConfig.defaultVersionShown
         : this.versions[0]; // otherwise show the latest version (other than next/master)
     }
diff --git a/lib/server/generate.js b/lib/server/generate.js
index 0f5c4c84ef..31dc1c034e 100644
--- a/lib/server/generate.js
+++ b/lib/server/generate.js
@@ -143,7 +143,7 @@ async function execute() {
       rawContent = insertTableOfContents(rawContent);
     }
 
-    let latestVersion = env.versioning.latestVersion;
+    let defaultVersion = env.versioning.defaultVersion;
 
     // replace any links to markdown files to their website html links
     Object.keys(mdToHtml).forEach(function(key, index) {
@@ -151,7 +151,7 @@ async function execute() {
       link = link.replace('/en/', '/' + language + '/');
       link = link.replace(
         '/VERSION/',
-        metadata.version && metadata.version !== latestVersion
+        metadata.version && metadata.version !== defaultVersion
           ? '/' + metadata.version + '/'
           : '/'
       );
diff --git a/lib/server/server.js b/lib/server/server.js
index b14033e208..4f3a64f5ad 100644
--- a/lib/server/server.js
+++ b/lib/server/server.js
@@ -190,7 +190,7 @@ function execute(port) {
       rawContent = insertTableOfContents(rawContent);
     }
 
-    let latestVersion = env.versioning.latestVersion;
+    let defaultVersion = env.versioning.defaultVersion;
 
     // replace any links to markdown files to their website html links
     Object.keys(mdToHtml).forEach(function(key, index) {
@@ -198,7 +198,7 @@ function execute(port) {
       link = link.replace('/en/', '/' + language + '/');
       link = link.replace(
         '/VERSION/',
-        metadata.version && metadata.version !== latestVersion
+        metadata.version && metadata.version !== defaultVersion
           ? '/' + metadata.version + '/'
           : '/'
       );