diff --git a/pyproject.toml b/pyproject.toml
index 18434d5..49630cd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "labops"
-version = "0.9.1"
+dynamic = ["version"]
 description = "YAML Based homeLAB"
 readme = "README.md"
 requires-python = ">=3.12"
@@ -25,6 +25,11 @@ Issues = "https://github.com/FreezeManny/labops/issues"
 requires = ["hatchling"]
 build-backend = "hatchling.build"
 
+# The version lives in src/__about__.py so that release bumps never touch
+# uv.lock; see the comment there.
+[tool.hatch.version]
+path = "src/__about__.py"
+
 [tool.hatch.build.targets.wheel]
 packages = ["src", "models", "labops_cli.py"]
 
diff --git a/release-please-config.json b/release-please-config.json
index 4190194..e995d3d 100644
--- a/release-please-config.json
+++ b/release-please-config.json
@@ -7,11 +7,9 @@
             "package-name": "labops",
             "release-type": "python",
             "extra-files": [
-                "pyproject.toml",
                 {
-                    "type": "toml",
-                    "path": "uv.lock",
-                    "jsonpath": "$.package[?(@.name=='labops')].version"
+                    "type": "generic",
+                    "path": "src/__about__.py"
                 }
             ]
         }
diff --git a/src/__about__.py b/src/__about__.py
new file mode 100644
index 0000000..2eef54b
--- /dev/null
+++ b/src/__about__.py
@@ -0,0 +1,6 @@
+# The single source of truth for the version, deliberately kept out of
+# pyproject.toml. uv records a version for the root package in uv.lock only when
+# pyproject states one statically, so a release bump there left the lock stale
+# and `uv sync --locked` failed on every release PR. With a dynamic version the
+# lock carries no version at all and the bump cannot desynchronise it.
+__version__ = "0.9.1"  # x-release-please-version
diff --git a/uv.lock b/uv.lock
index ce3c15d..fa05b8c 100644
--- a/uv.lock
+++ b/uv.lock
@@ -399,7 +399,6 @@ wheels = [
 
 [[package]]
 name = "labops"
-version = "0.9.1"
 source = { editable = "." }
 dependencies = [
     { name = "ansible-core" },