We have no version number available (inserting the version of the FreeMarker with which the page was generated doesn't make sense)
diff --git a/src/main/org/freemarker/docgen/templates/page.ftl b/src/main/org/freemarker/docgen/templates/page.ftl
index d1bcfb7..e5e5991 100644
--- a/src/main/org/freemarker/docgen/templates/page.ftl
+++ b/src/main/org/freemarker/docgen/templates/page.ftl
@@ -14,7 +14,6 @@
<@head />
<body itemscope itemtype="https://schema.org/Code"><#lt>
- <meta itemprop="version" content="${.version}">
<meta itemprop="url" content="${deployUrl}">
<meta itemprop="name" content="${siteTitle}">
