diff --git a/package.json b/package.json
index 1b78c1f95..752a5b1ea 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "dependencies": {
     "antora": "3.2.0-alpha.9",
-    "@antora/atlas-extension": "1.0.0-alpha.2",
+    "@antora/atlas-extension": "1.0.0-alpha.5",
     "@antora/collector-extension": "1.0.2",
     "@asciidoctor/tabs": "1.0.0-beta.6",
     "@springio/antora-extensions": "1.14.7",