diff --git a/CHANGELOG.md b/CHANGELOG.md
index d3659fb..b9cf8a2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## Changelog
 
+### `0.3.4`
+
+- [#36](https://github.com/jupyterlab-contrib/jupyterlab-slideshow/pull/36) Fix the metadata key
+
 ### `0.3.3`
 
 - [#28](https://github.com/jupyterlab-contrib/jupyterlab-slideshow/pull/28) Bump serialize-javascript from 6.0.1 to 6.0.2
diff --git a/dodo.py b/dodo.py
index f4e02cd..c17282c 100644
--- a/dodo.py
+++ b/dodo.py
@@ -24,8 +24,8 @@
 
 class C:
     NPM_NAME = "jupyterlab-slideshow"
-    OLD_VERSION = "0.3.2"
-    VERSION = "0.3.3"
+    OLD_VERSION = "0.3.3"
+    VERSION = "0.3.4"
     JS_VERSION = (
         VERSION.replace("a", "-alpha.").replace("b", "-beta.").replace("rc", "-rc.")
     )
diff --git a/js/jupyterlab-slideshow/package.json b/js/jupyterlab-slideshow/package.json
index b11758c..ff06123 100644
--- a/js/jupyterlab-slideshow/package.json
+++ b/js/jupyterlab-slideshow/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jupyterlab-slideshow",
-  "version": "0.3.3",
+  "version": "0.3.4",
   "description": "Lightweight presentations for JupyterLab",
   "license": "BSD-3-Clause",
   "author": {
diff --git a/pyproject.toml b/pyproject.toml
index 7227f53..0db61ba 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "flit_core.buildapi"
 
 [project]
 name = "jupyterlab-slideshow"
-version = "0.3.3"
+version = "0.3.4"
 readme = "README.md"
 classifiers = [
     "Framework :: Jupyter :: JupyterLab :: 3",