diff --git a/_data/documentation.yml b/_data/documentation.yml
index 215a320..2d24b87 100755
--- a/_data/documentation.yml
+++ b/_data/documentation.yml
@@ -58,6 +58,8 @@
           url: http://doxygen.gem5.org/release/v21-2-1-0/index.html
         - page: v21.2.1.1
           url: http://doxygen.gem5.org/release/v21-2-1-1/index.html
+        - page: v22.0.0.0
+          url: http://doxygen.gem5.org/release/v22-0-0-0/index.html
 
     - title: gem5 standard library
       id: gem5-standard-library