diff --git a/.copier-answers.yaml b/.copier-answers.yaml
index 2088c4e..d159486 100644
--- a/.copier-answers.yaml
+++ b/.copier-answers.yaml
@@ -1,5 +1,5 @@
 # Changes here will be overwritten by Copier
-_commit: 08a244d
+_commit: 3160d4c
 _src_path: https://github.com/python-project-templates/base.git
 add_docs: true
 add_extension: cppjswasm
diff --git a/.gitignore b/.gitignore
index 3bee772..d108797 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,6 +11,9 @@ __pycache__/
 *.exp
 *.lib
 
+# Rust
+target
+
 # Distribution / packaging
 .Python
 build/
@@ -55,26 +58,12 @@ junit.xml
 .hypothesis/
 .pytest_cache/
 
-# Translations
-*.mo
-*.pot
-
-# Django stuff:
+# Django
 *.log
 local_settings.py
 db.sqlite3
 db.sqlite3-journal
 
-# Flask stuff:
-instance/
-.webassets-cache
-
-# Scrapy stuff:
-.scrapy
-
-# PyBuilder
-target/
-
 # IPython
 profile_default/
 ipython_config.py
@@ -85,15 +74,12 @@ ipython_config.py
 # pipenv
 Pipfile.lock
 
-# PEP 582; used by e.g. github.com/David-OConnor/pyflow
-__pypackages__/
-
-# Celery stuff
+# Celery
 celerybeat-schedule
 celerybeat.pid
 
-# SageMath parsed files
-*.sage.py
+# Airspeed Velocity
+.asv
 
 # Environments
 .env
diff --git a/pyproject.toml b/pyproject.toml
index 68a72f5..54c102e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 [build-system]
 requires = [
     "hatchling",
-    "hatch-cpp<0.3",
+    "hatch-cpp",
     "hatch-js",
     "pybind11",
 ]
@@ -42,7 +42,7 @@ develop = [
     "check-dist",
     "cibuildwheel",
     "codespell",
-    "hatch-cpp<0.3",
+    "hatch-cpp",
     "hatch-js",
     "hatchling",
     "pybind11",
@@ -106,6 +106,7 @@ branch = true
 omit = [
     "python_template_cppjswasm/tests/integration/",
 ]
+
 [tool.coverage.report]
 exclude_also = [
     "raise NotImplementedError",