diff --git a/libbeat/docs/version.asciidoc b/libbeat/docs/version.asciidoc
index 6d2c7072220..098dee31e9d 100644
--- a/libbeat/docs/version.asciidoc
+++ b/libbeat/docs/version.asciidoc
@@ -1,6 +1,6 @@
 :stack-version: 8.13.0
 :doc-branch: main
-:go-version: 1.20.11
+:go-version: 1.21.5
 :release-state: unreleased
 :python: 3.7
 :docker: 1.12