diff --git a/CHANGELOG.md b/CHANGELOG.md
index f5ee9d0f0..1f611321a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,22 @@
 
 <!-- <START NEW CHANGELOG ENTRY> -->
 
+## 4.0.1
+
+([Full Changelog](https://github.com/jupyter/nbdime/compare/4.0.0...89548a7f688c31d86138371eb610c74e4810486a))
+
+### Bugs fixed
+
+- Fix version parsing [#739](https://github.com/jupyter/nbdime/pull/739) ([@fcollonval](https://github.com/fcollonval))
+
+### Contributors to this release
+
+([GitHub contributors page for this release](https://github.com/jupyter/nbdime/graphs/contributors?from=2023-11-20&to=2023-11-21&type=c))
+
+[@fcollonval](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3Afcollonval+updated%3A2023-11-20..2023-11-21&type=Issues)
+
+<!-- <END NEW CHANGELOG ENTRY> -->
+
 ## 4.0.0
 
 ([Full Changelog](https://github.com/jupyter/nbdime/compare/3.2.1...d02956e0e24a0e00160ca912f90261858528a39b))
@@ -67,8 +83,6 @@
 
 [@agoose77](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3Aagoose77+updated%3A2023-04-30..2023-11-20&type=Issues) | [@dependabot](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3Adependabot+updated%3A2023-04-30..2023-11-20&type=Issues) | [@fcollonval](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3Afcollonval+updated%3A2023-04-30..2023-11-20&type=Issues) | [@github-actions](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3Agithub-actions+updated%3A2023-04-30..2023-11-20&type=Issues) | [@HaudinFlorence](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3AHaudinFlorence+updated%3A2023-04-30..2023-11-20&type=Issues) | [@jtpio](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3Ajtpio+updated%3A2023-04-30..2023-11-20&type=Issues) | [@krassowski](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3Akrassowski+updated%3A2023-04-30..2023-11-20&type=Issues) | [@minrk](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3Aminrk+updated%3A2023-04-30..2023-11-20&type=Issues) | [@SylvainCorlay](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3ASylvainCorlay+updated%3A2023-04-30..2023-11-20&type=Issues) | [@vidartf](https://github.com/search?q=repo%3Ajupyter%2Fnbdime+involves%3Avidartf+updated%3A2023-04-30..2023-11-20&type=Issues)
 
-<!-- <END NEW CHANGELOG ENTRY> -->
-
 ## 4.0.0rc1
 
 ([Full Changelog](https://github.com/jupyter/nbdime/compare/nbdime-jupyterlab@3.0.0-rc.1...d02956e0e24a0e00160ca912f90261858528a39b))
diff --git a/nbdime/_version.py b/nbdime/_version.py
index 258de98f0..6fb277cb0 100644
--- a/nbdime/_version.py
+++ b/nbdime/_version.py
@@ -8,7 +8,7 @@
 
 _specifier_ = {"a": "alpha", "b": "beta", "rc": "candidate", "": "final"}
 
-__version__ = "4.0.0"
+__version__ = "4.0.1"
 
 parser = re.compile(
     r"^(?P<major>\d+)\.(?P<minor>\d+)\.(?P<micro>\d+)((?P<releaselevel>[A-z]+)(?P<serial>\d+))?$"
diff --git a/package-lock.json b/package-lock.json
index f15df3230..db39e6cc0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -22322,7 +22322,7 @@
     },
     "packages/labextension": {
       "name": "nbdime-jupyterlab",
-      "version": "3.0.0",
+      "version": "3.0.1",
       "license": "BSD-3-Clause",
       "dependencies": {
         "@jupyterlab/apputils": "^4.0.0",
@@ -22338,7 +22338,7 @@
         "@lumino/coreutils": "^2.1.2",
         "@lumino/disposable": "^2.1.2",
         "@lumino/widgets": "^2.3.0",
-        "nbdime": "^7.0.0"
+        "nbdime": "^7.0.1"
       },
       "devDependencies": {
         "@jupyterlab/application": "^4.0.0",
@@ -22367,7 +22367,7 @@
       }
     },
     "packages/nbdime": {
-      "version": "7.0.0",
+      "version": "7.0.1",
       "license": "BSD-3-Clause",
       "dependencies": {
         "@codemirror/lang-markdown": "^6.1.1",
@@ -22417,7 +22417,7 @@
     },
     "packages/webapp": {
       "name": "nbdime-webapp",
-      "version": "4.0.0",
+      "version": "4.0.1",
       "license": "BSD-3-Clause",
       "dependencies": {
         "@fortawesome/fontawesome-free": "^5.12.0",
@@ -22435,7 +22435,7 @@
         "@lumino/widgets": "^2.0.0",
         "alertify.js": "^1.0.12",
         "file-saver": "^2.0.1",
-        "nbdime": "^7.0.0"
+        "nbdime": "^7.0.1"
       },
       "devDependencies": {
         "@types/file-saver": "^2.0.0",
diff --git a/packages/labextension/package.json b/packages/labextension/package.json
index f245ab8d4..6858c15d7 100644
--- a/packages/labextension/package.json
+++ b/packages/labextension/package.json
@@ -1,6 +1,6 @@
 {
   "name": "nbdime-jupyterlab",
-  "version": "3.0.0",
+  "version": "3.0.1",
   "description": "A JupyterLab extension for showing Notebook diffs.",
   "keywords": [
     "jupyter",
@@ -58,7 +58,7 @@
     "@lumino/coreutils": "^2.1.2",
     "@lumino/disposable": "^2.1.2",
     "@lumino/widgets": "^2.3.0",
-    "nbdime": "^7.0.0"
+    "nbdime": "^7.0.1"
   },
   "devDependencies": {
     "@jupyterlab/application": "^4.0.0",
diff --git a/packages/nbdime/package.json b/packages/nbdime/package.json
index fda49c75f..521e146c9 100644
--- a/packages/nbdime/package.json
+++ b/packages/nbdime/package.json
@@ -1,6 +1,6 @@
 {
   "name": "nbdime",
-  "version": "7.0.0",
+  "version": "7.0.1",
   "description": "Diff and merge of Jupyter Notebooks",
   "repository": {
     "type": "git",
diff --git a/packages/webapp/package.json b/packages/webapp/package.json
index cd43068c7..437341f2a 100644
--- a/packages/webapp/package.json
+++ b/packages/webapp/package.json
@@ -1,6 +1,6 @@
 {
   "name": "nbdime-webapp",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "private": true,
   "license": "BSD-3-Clause",
   "main": "static/nbdime.js",
@@ -27,7 +27,7 @@
     "@lumino/widgets": "^2.0.0",
     "alertify.js": "^1.0.12",
     "file-saver": "^2.0.1",
-    "nbdime": "^7.0.0"
+    "nbdime": "^7.0.1"
   },
   "devDependencies": {
     "@types/file-saver": "^2.0.0",