diff --git a/doc/default.nix b/doc/default.nix
index c6cd40589..bbf59fd15 100644
--- a/doc/default.nix
+++ b/doc/default.nix
@@ -9,7 +9,7 @@
 # --arg docObjectsInventory https://hydra.flyingcircus.io/job/flyingcircus/doc-test/platformDoc/latest/download-by-type/file/inventory
 
 {
-  pkgs ? import (fetchTarball https://hydra.flyingcircus.io/build/402189/download/1/nixexprs.tar.xz) {}
+  pkgs ? import (fetchTarball "https://hydra.flyingcircus.io/build/457353/download/1/nixexprs.tar.xz") {}
 , branch ? "24.05"
 , updated ? "1970-01-01 01:00"
 , docObjectsInventory ? null # path to objects.inv generated by flyingcircusio/doc
diff --git a/doc/src/devhost.rst b/doc/src/devhost.rst
index 3b458c4e5..91c266c2f 100644
--- a/doc/src/devhost.rst
+++ b/doc/src/devhost.rst
@@ -112,10 +112,10 @@ A development environment (e.g. named ``dev``) would typically look like this:
    method = fc-nixos-dev-vm
    # The release has the format fcrs://channel/release
    # release can be empty, than the latest release for the channel is used.
-   release = fcrs://fc-23.11-production/2024_001
+   release = fcrs://fc-24.05-production/2024_021
    host = dev.example.com
 
-   channel = https://hydra.flyingcircus.io/build/116563/download/1/nixexprs.tar.xz
+   channel = https://hydra.flyingcircus.io/build/457353/download/1/nixexprs.tar.xz
 
 
    [host:myvm]
diff --git a/doc/src/user_profile.md b/doc/src/user_profile.md
index 794195b53..486b085d0 100644
--- a/doc/src/user_profile.md
+++ b/doc/src/user_profile.md
@@ -35,7 +35,7 @@ Create a file like {file}`myproject_env.nix` which specifies the packages to be
 let
   # Imports. Which package sources should be used?
   # Use a pinned platform version
-  # pkgs = import (fetchTarball https://hydra.flyingcircus.io/build/330577/download/1/nixexprs.tar.xz) {};
+  # pkgs = import (fetchTarball "https://hydra.flyingcircus.io/build/457353/download/1/nixexprs.tar.xz") {};
   # ...or just use the current version of the platform
   pkgs = import <nixpkgs> {};
 in