diff --git a/.circleci/config.yml b/.circleci/config.yml
index aedefee..3728a4e 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -83,7 +83,7 @@ jobs:
             . ci-5x/bin/activate
             pip install ipython==5.2.2
             cd ipython-extension && pip install .
-            pip install black==23.3.0 mypy pytest mock
+            pip install black==22.8.0 mypy pytest mock
             python -c 'import IPython; print(IPython.__version__)'
             [ "$(python -c 'import IPython; print(IPython.__version__)')" == "5.2.2" ]
       # save dependency cache
@@ -124,7 +124,7 @@ jobs:
             virtualenv ci
             . ci/bin/activate
             cd ipython-extension && pip install .
-            pip install black==23.3.0 mypy pytest mock types-setuptools
+            pip install black==22.8.0 mypy pytest mock types-setuptools
       # save dependency cache
       - save_cache:
           name: Save pip cache
diff --git a/autoplot-display/CHANGELOG.md b/autoplot-display/CHANGELOG.md
index 82a2a76..0120b8f 100644
--- a/autoplot-display/CHANGELOG.md
+++ b/autoplot-display/CHANGELOG.md
@@ -1,3 +1,8 @@
+0.4.0
+=====
+
+- Compatibility bugfixes for D-Tale 2.15.2
+
 0.3.0
 =====
 
diff --git a/autoplot-display/package.json b/autoplot-display/package.json
index 667bcad..c482acc 100644
--- a/autoplot-display/package.json
+++ b/autoplot-display/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "@mangroup/jupyterlab-autoplot-display",
-	"version": "0.3.0",
+	"version": "0.4.0",
 	"description": "The JupyterLab component for the Autoplot JupyterLab extension.",
 	"license": "BSD-3-Clause",
 	"keywords": [
diff --git a/autoplot-display/src/version.ts b/autoplot-display/src/version.ts
index 2639a55..fa2be5e 100644
--- a/autoplot-display/src/version.ts
+++ b/autoplot-display/src/version.ts
@@ -5,7 +5,7 @@
  */
 export namespace VERSION {
 	export const title = 'Autoplot Display';
-	export const version = '0.3.0';
+	export const version = '0.4.0';
 	export const module = '@jupyter-widgets/autoplot-display';
 
 	export const modelName = 'AutoplotDisplayModel';
diff --git a/ipython-extension/autoplot/extensions/autoplot_display.py b/ipython-extension/autoplot/extensions/autoplot_display.py
index 2baf540..d1ffaa1 100644
--- a/ipython-extension/autoplot/extensions/autoplot_display.py
+++ b/ipython-extension/autoplot/extensions/autoplot_display.py
@@ -13,7 +13,7 @@
 
 # these values must mach those in autoplot-display/version.ts
 EXTENSION_TITLE = "Autoplot Display"
-EXTENSION_VERSION = "0.3.0"
+EXTENSION_VERSION = "0.4.0"
 MODULE_NAME = "@jupyter-widgets/autoplot-display"
 
 MODEL_NAME = "AutoplotDisplayModel"
diff --git a/ipython-extension/setup.py b/ipython-extension/setup.py
index 3c3fbb5..0af4032 100644
--- a/ipython-extension/setup.py
+++ b/ipython-extension/setup.py
@@ -9,7 +9,7 @@ def get_long_description():
 
 setup(
     name="jupyterlab-autoplot",
-    version="0.3.0",
+    version="0.4.0",
     author="Man Alpha Technology",
     author_email="ManAlphaTech@man.com",
     license="BSD 3-Clause",