diff --git a/.github/workflows/test_and_deploy.yml b/.github/workflows/test_and_deploy.yml
index 82db8ec..d721f8b 100644
--- a/.github/workflows/test_and_deploy.yml
+++ b/.github/workflows/test_and_deploy.yml
@@ -15,6 +15,10 @@ on:
       - npe2
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   test:
     name: ${{ matrix.platform }} py${{ matrix.python-version }}
diff --git a/pyproject.toml b/pyproject.toml
index 89258a0..a4de111 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,8 @@ name = "ndev-sampledata"
 dynamic = ["version"]
 description = "Sample data for the ndev kit"
 readme = "README.md"
-license = {file = "LICENSE"}
+license = "BSD-3-Clause"
+license-files = ["LICENSE"]
 authors = [
   {name = "Tim Monko"},
   {email = "timmonko@gmail.com"},
@@ -12,7 +13,6 @@ classifiers = [
     "Development Status :: 2 - Pre-Alpha",
     "Framework :: napari",
     "Intended Audience :: Developers",
-    "License :: OSI Approved :: BSD License",
     "Operating System :: OS Independent",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
@@ -55,7 +55,7 @@ ndev-sampledata = "ndev_sampledata:napari.yaml"
 "User Support" = "https://github.com/ndev-kit/ndev-sampledata/issues"
 
 [build-system]
-requires = ["setuptools>=42.0.0", "wheel", "setuptools_scm"]
+requires = ["setuptools>=77.0.3", "wheel", "setuptools_scm"]
 build-backend = "setuptools.build_meta"
 
 [tool.setuptools]