diff --git a/CHANGELOG.md b/CHANGELOG.md
index bc090f19a4..fecda2ca59 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -59,17 +59,19 @@ This minor release packs a punch both in terms of features, the number of enhanc
 
 ### Compatibility & Version Updates
 
-- Bump `Perspective` version to 2.8.0 ([#5722](https://github.com/holoviz/panel/pull/5722))
-- Support for Bokeh 3.4 ([#6072](https://github.com/holoviz/panel/pull/6072))
+- Bump `Perspective` version to 2.9.0 ([#5722](https://github.com/holoviz/panel/pull/5722))
+- Upgrade to Bokeh 3.4.x ([#6072](https://github.com/holoviz/panel/pull/6072))
 - Upgrade `Vizzu` to 0.9.3 ([#6476](https://github.com/holoviz/panel/pull/6476))
 - Bump `JSONEditor` version to 10.0.1 ([#6477](https://github.com/holoviz/panel/pull/6477))
 - Upgrade to PyScript Next and Pyodide 0.25.0 in `panel convert` ([#6490](https://github.com/holoviz/panel/pull/6490))
+- Bump vtk.js version to 30.1.0 ([#6559](https://github.com/holoviz/panel/pull/6559))
 
 ### Bug fixes
 
 - Add resize handler for `FloatPanel` ([#6201](https://github.com/holoviz/panel/pull/6201))
 - Fix serving of global template in notebook ([#6210](https://github.com/holoviz/panel/pull/6210))
 - Ensure `Tabulator` renders in collapsed `Card` ([#6223](https://github.com/holoviz/panel/pull/6223))
+- Fix issues with `VTK`, `VTKVolume` and `VTKJS` due to webgpu renderer ([#6244](https://github.com/holoviz/panel/issues/6244))
 - Ensure `ChatInterface` respect supplied default user ([#6290](https://github.com/holoviz/panel/pull/6290))
 - Ensure `HTML` and other markup panes can be emptied ([#6303](https://github.com/holoviz/panel/pull/6303))
 - Ensure `ChatMessage` internals correctly respect `Design` ([#6304](https://github.com/holoviz/panel/pull/6304))
diff --git a/doc/about/releases.md b/doc/about/releases.md
index 8ef6990ee7..17ddf45587 100644
--- a/doc/about/releases.md
+++ b/doc/about/releases.md
@@ -61,17 +61,19 @@ This minor release packs a punch both in terms of features, the number of enhanc
 
 ### Compatibility & Version Updates
 
-- Bump `Perspective` version to 2.8.0 ([#5722](https://github.com/holoviz/panel/pull/5722))
-- Support for Bokeh 3.4 ([#6072](https://github.com/holoviz/panel/pull/6072))
+- Bump `Perspective` version to 2.9.0 ([#5722](https://github.com/holoviz/panel/pull/5722))
+- Upgrade to Bokeh 3.4.x ([#6072](https://github.com/holoviz/panel/pull/6072))
 - Upgrade `Vizzu` to 0.9.3 ([#6476](https://github.com/holoviz/panel/pull/6476))
 - Bump `JSONEditor` version to 10.0.1 ([#6477](https://github.com/holoviz/panel/pull/6477))
 - Upgrade to PyScript Next and Pyodide 0.25.0 in `panel convert` ([#6490](https://github.com/holoviz/panel/pull/6490))
+- Bump vtk.js version to 30.1.0 ([#6559](https://github.com/holoviz/panel/pull/6559))
 
 ### Bug fixes
 
 - Add resize handler for `FloatPanel` ([#6201](https://github.com/holoviz/panel/pull/6201))
 - Fix serving of global template in notebook ([#6210](https://github.com/holoviz/panel/pull/6210))
 - Ensure `Tabulator` renders in collapsed `Card` ([#6223](https://github.com/holoviz/panel/pull/6223))
+- Fix issues with `VTK`, `VTKVolume` and `VTKJS` due to webgpu renderer ([#6244](https://github.com/holoviz/panel/issues/6244))
 - Ensure `ChatInterface` respect supplied default user ([#6290](https://github.com/holoviz/panel/pull/6290))
 - Ensure `HTML` and other markup panes can be emptied ([#6303](https://github.com/holoviz/panel/pull/6303))
 - Ensure `ChatMessage` internals correctly respect `Design` ([#6304](https://github.com/holoviz/panel/pull/6304))
diff --git a/panel/package-lock.json b/panel/package-lock.json
index e5ee373ebd..f3f1b96ac8 100644
--- a/panel/package-lock.json
+++ b/panel/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@holoviz/panel",
-  "version": "1.4.0-rc.4",
+  "version": "1.4.0-rc.5",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@holoviz/panel",
-      "version": "1.4.0-rc.4",
+      "version": "1.4.0-rc.5",
       "license": "BSD-3-Clause",
       "dependencies": {
         "@bokeh/bokehjs": "~3.4.0",
diff --git a/panel/package.json b/panel/package.json
index e1d4dca534..9a64cc11c1 100644
--- a/panel/package.json
+++ b/panel/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@holoviz/panel",
-  "version": "1.4.0-rc.4",
+  "version": "1.4.0-rc.5",
   "description": "The powerful data exploration & web app framework for Python.",
   "license": "BSD-3-Clause",
   "repository": {