diff --git a/CHANGELOG.md b/CHANGELOG.md
index b919c79..6ae9c6c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to `dash-ag-grid` will be documented in this file.
 This project adheres to [Semantic Versioning](https://semver.org/).
 Links "DE#nnn" prior to version 2.0 point to the Dash Enterprise closed-source Dash AG Grid repo
 
+## [31.0.1] - 2024-02-07
+
+- [#266](https://github.com/plotly/dash-ag-grid/pull/266) Updated README
+
 ## [31.0.0] - 2024-02-01
 
 ### Added
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 088ff01..fb7a7f2 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -27,6 +27,12 @@ In development mode, Python uses the files in this directory when you import the
 
 ### Create a production build
 
+Update the package version is correct in `package.json` and `CHANGELOG.md` and the changelog lists all the important updates. Then reinstall (so `package-lock.json` gets the new version) and rebuild:
+```
+npm i
+npm run build
+```
+
 Create source and wheel distributions in the generated `dist/` folder, after emptying out any previous builds:
 ```
 rm -rf dist build
@@ -45,4 +51,4 @@ npm pack
 Then publish:
 ```
 npm publish
-```
\ No newline at end of file
+```
diff --git a/package-lock.json b/package-lock.json
index af0d350..374b550 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "dash-ag-grid",
-    "version": "31.0.0",
+    "version": "31.0.1",
     "lockfileVersion": 2,
     "requires": true,
     "packages": {
         "": {
             "name": "dash-ag-grid",
-            "version": "31.0.0",
+            "version": "31.0.1",
             "license": "MIT",
             "dependencies": {
                 "@emotion/react": "^11.11.3",
diff --git a/package.json b/package.json
index 5d7a5e9..e2b7151 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "dash-ag-grid",
-    "version": "31.0.0",
+    "version": "31.0.1",
     "description": "Dash wrapper around AG Grid, the best interactive data grid for the web.",
     "repository": {
         "type": "git",
diff --git a/test_version.py b/test_version.py
index 4c80ff9..cedd3dc 100644
--- a/test_version.py
+++ b/test_version.py
@@ -16,10 +16,10 @@
                 errors.append(f"{pk} - {package['dependencies'][pk]} doesnt equal other version of {prev_version},"
                               f" if AG Grid becomes out of sync with itself, disable this line: `test_version.py:16-17`")
         prev_version = package['dependencies'][pk]
-        assert re.match("^\d+[.]\d+[.]\d+$", package['dependencies'][pk])
+        assert re.match(r"^\d+[.]\d+[.]\d+$", package['dependencies'][pk])
     except:
         errors.append(f"{pk} - {package['dependencies'][pk]}")
 if errors:
     message = "not a valid version of AG-Grid; grid version must be a valid locked version of the grid," \
               " to limit possible unexpected updates and breaking changes\n"
-    raise Exception(message + '\n'.join(errors))
\ No newline at end of file
+    raise Exception(message + '\n'.join(errors))