diff --git a/.releaserc.js b/.releaserc.js
index 3ec1f0494203..171298814799 100644
--- a/.releaserc.js
+++ b/.releaserc.js
@@ -82,6 +82,7 @@ module.exports = {
       {
         assets: [
           "pyproject.toml",
+          "uv.lock",
           "docs/release_notes_generated.qmd",
           "ibis/__init__.py"
         ],
diff --git a/ci/release/prepare.sh b/ci/release/prepare.sh
index 940ac3a88dbb..3fb53a3d7707 100755
--- a/ci/release/prepare.sh
+++ b/ci/release/prepare.sh
@@ -6,6 +6,9 @@ version="${1}"
 
 nix develop '.#release' -c uvx --from=toml-cli toml set --toml-path=pyproject.toml project.version "$version"
 
+# sync lockfile
+nix develop '.#release' -c uv sync
+
 # build artifacts
 nix develop '.#release' -c uv build