diff --git a/pkgs/by-name/bo/bookstack/package.nix b/pkgs/by-name/bo/bookstack/package.nix
index 61bd3243059b..24072b1dd68f 100644
--- a/pkgs/by-name/bo/bookstack/package.nix
+++ b/pkgs/by-name/bo/bookstack/package.nix
@@ -8,16 +8,16 @@
 
 php83.buildComposerProject2 (finalAttrs: {
   pname = "bookstack";
-  version = "26.03.3";
+  version = "26.05";
 
   src = fetchFromGitHub {
     owner = "bookstackapp";
     repo = "bookstack";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-HzFniRSt9lt5307K37sj1AbxCIPFVFvvYX1xo4qSSu0=";
+    hash = "sha256-hiq3cM5TpxlwyJwqEYQ1k+zUXsP23vsAb9OMXdXwCZA=";
   };
 
-  vendorHash = "sha256-ZNVJ38KqH1FEhrSlk8+0f3rjFT7FzMtTibmjxjNJFLY=";
+  vendorHash = "sha256-/L2QAc8ezz1cW7a847A7wGPk0DCHrFbnuj2J6KmFS/E=";
 
   passthru = {
     phpPackage = php83;