diff --git a/conf/app.src b/conf/app.src
index 6db463f..c347063 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/BookStackApp/BookStack/archive/refs/tags/v21.08.4.tar.gz
-SOURCE_SUM=750417187003b6e0e922be6874e60fa8fda898c31ad598f7bc2f7e3e7d178f1c
+SOURCE_URL=https://github.com/BookStackApp/BookStack/archive/refs/tags/v21.10.tar.gz
+SOURCE_SUM=c2012d72a32cef48f387c37bd794938634a90369be7df77ac5d87da73e9c5f37
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index 23dcb87..3a9ea4c 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Platform to create documentation/wiki content",
         "fr": "Plateforme pour créer du contenu de documentation/wiki "
     },
-    "version": "21.08.4~ynh1",
+    "version": "21.10~ynh1",
     "url": "https://www.bookstackapp.com/",
     "upstream": {
         "license": "MIT",