diff --git a/CHANGELOG.md b/CHANGELOG.md
index 321c39911..8e383fc98 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,14 @@
 
 [1]: https://www.npmjs.com/package/release-please?activeTab=versions
 
+## [15.11.1](https://github.com/googleapis/release-please/compare/v15.11.0...v15.11.1) (2023-07-10)
+
+
+### Bug Fixes
+
+* **deps:** Update dependency conventional-commits-filter to v3 ([#1976](https://github.com/googleapis/release-please/issues/1976)) ([20b8f34](https://github.com/googleapis/release-please/commit/20b8f345624f2a7e639df1a50ebda2719f9c2423))
+* **python:** Warn on dynamic pyproject.toml versioning ([#1983](https://github.com/googleapis/release-please/issues/1983)) ([5ee5baa](https://github.com/googleapis/release-please/commit/5ee5baa0932d3435034b96183fed308eaf47ef73))
+
 ## [15.11.0](https://github.com/googleapis/release-please/compare/v15.10.5...v15.11.0) (2023-05-31)
 
 
diff --git a/package-lock.json b/package-lock.json
index 9975eb2a3..8c89879ba 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "release-please",
-  "version": "15.11.0",
+  "version": "15.11.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "release-please",
-      "version": "15.11.0",
+      "version": "15.11.1",
       "license": "Apache-2.0",
       "dependencies": {
         "@conventional-commits/parser": "^0.4.1",
diff --git a/package.json b/package.json
index 1ee2d4851..7c4129196 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "release-please",
-  "version": "15.11.0",
+  "version": "15.11.1",
   "description": "generate release PRs based on the conventionalcommits.org spec",
   "main": "./build/src/index.js",
   "bin": "./build/src/bin/release-please.js",
diff --git a/src/updaters/python/pyproject-toml.ts b/src/updaters/python/pyproject-toml.ts
index 06ae818ee..db1163fed 100644
--- a/src/updaters/python/pyproject-toml.ts
+++ b/src/updaters/python/pyproject-toml.ts
@@ -13,8 +13,8 @@
 // limitations under the License.
 
 import * as TOML from '@iarna/toml';
-import {replaceTomlValue} from '../../util/toml-edit';
 import {logger as defaultLogger, Logger} from '../../util/logger';
+import {replaceTomlValue} from '../../util/toml-edit';
 import {DefaultUpdater} from '../default';
 
 // TODO: remove support for `poetry.tool` when Poetry will use `project`.
@@ -22,6 +22,7 @@ import {DefaultUpdater} from '../default';
 interface PyProjectContent {
   name: string;
   version: string;
+  dynamic?: string[];
 }
 
 /**
@@ -52,6 +53,14 @@ export class PyProjectToml extends DefaultUpdater {
     const project = parsed.project || parsed.tool?.poetry;
 
     if (!project?.version) {
+      // Throw warning if the version is dynamically generated.
+      if (project?.dynamic && project.dynamic.includes('version')) {
+        const msg =
+          "dynamic version found in 'pyproject.toml'. Skipping update.";
+        logger.warn(msg);
+        return content;
+      }
+
       const msg = 'invalid file';
       logger.error(msg);
       throw new Error(msg);