diff --git a/environment.yml b/environment.yml
index 5a02446..0a1d6c5 100644
--- a/environment.yml
+++ b/environment.yml
@@ -4,6 +4,6 @@ dependencies:
   - vtk
   - h5py
   - pyvista
-  - pythreejs
   - nodejs
-  - ipygany=0.4.0
+  - ipygany=0.5.0
+  - jupyterlab=3
diff --git a/ipygany/_version.py b/ipygany/_version.py
index bf4a7aa..e4c0013 100644
--- a/ipygany/_version.py
+++ b/ipygany/_version.py
@@ -4,5 +4,5 @@
 # Copyright (c) Martin Renou.
 # Distributed under the terms of the Modified BSD License.
 
-version_info = (0, 4, 0)
+version_info = (0, 5, 0)
 __version__ = '.'.join(map(str, version_info))
diff --git a/package.json b/package.json
index 67e74c4..59b310c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ipygany",
-  "version": "0.4.0",
+  "version": "0.5.0",
   "description": "Scientific Visualization in Jupyter",
   "keywords": [
     "jupyter",