diff --git a/data/overlay.xml.in b/data/overlay.xml.in
index d1e834f..70d062a 100644
--- a/data/overlay.xml.in
+++ b/data/overlay.xml.in
@@ -207,6 +207,7 @@
       <keywords>
         <keyword>upcoming-deprecation</keyword>
       </keywords>
+      <extra-devel-releases>2.90</extra-devel-releases>
     </document>
     <document doc_module="gtk3" channel="devel" weight="0.87">
       <category>api-base</category>
@@ -773,12 +774,14 @@
       <_title>GTK+ 2.0 Tutorial</_title>
       <index>book1.html</index>
       <category>tutorials</category>
+      <extra-devel-releases>2.90</extra-devel-releases>
     </document>
     <document matching_tarball="gtk+" dir="/docs/faq/html/"
         doc_module="gtk-faq" channel="devel">
       <_title>GTK+ FAQ</_title>
       <index>book1.html</index>
       <category>faqs</category>
+      <extra-devel-releases>2.90</extra-devel-releases>
     </document>
     <document matching_tarball="pygtk" dir="/docs/html/"
         doc_module="pygtk" channel="devel" category="api-bindings">