diff --git a/release-please-config.json b/release-please-config.json
index 9e4e005..8d5b14f 100644
--- a/release-please-config.json
+++ b/release-please-config.json
@@ -3,7 +3,8 @@
   "packages": {
     ".": {
       "extra-files": [
-        "src/commitlint/__version__.py"
+        "src/commitlint/__version__.py",
+        "pyproject.toml"
       ]
     }
   },