diff --git a/shared/versions/stack/master.asciidoc b/shared/versions/stack/master.asciidoc
index 8bb00c6aea97..6e2a1b58ed44 100644
--- a/shared/versions/stack/master.asciidoc
+++ b/shared/versions/stack/master.asciidoc
@@ -11,8 +11,8 @@ bare_version never includes -alpha or -beta
 :minor-version:          9.0
 :major-version:          9.x
 :prev-major-version:     8.x
-// prev-major-last is left as 7.x until upgrade_assistant.html exists in 8.x
-:prev-major-last:        7.x
+// prev-major-last is left as 7.17 until upgrade_assistant.html exists in 8.x
+:prev-major-last:        7.17
 :major-version-only:     9
 :ecs_version:            8.11
 :esf_version:            master