diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1c1ccf6..b680dab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,13 @@ format follows [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 
 ## [Unreleased]
 
+## [0.2.1] - 2026-11-07
+
+### Fixed
+
+- The cunumpy lower bound is 0.7.2, the first release with `KernelPackage`; 0.2.0 declared
+  0.7.1 and did not import with it.
+
 ## [0.2.0] - 2026-11-07
 
 ### Added
@@ -144,7 +151,7 @@ format follows [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 
 ### Changed
 
-- Requires cunumpy 0.7.1 or newer, for its `KernelPackage`.
+- Requires cunumpy 0.7.2 or newer, for its `KernelPackage`.
 - The kernels are built with cunumpy's `KernelPackage`
   (`simgeometry.kernels.KERNEL_PACKAGE`): `kernels/_build.py`, `kernels/_metal.py` and
   `kernels/compile.py` are gone, and the build cache is still `SIMGEOMETRY_KERNEL_CACHE`.
diff --git a/pyproject.toml b/pyproject.toml
index c250441..a85bae5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ requires = [ "setuptools", "wheel" ]
 
 [project]
 name = "simgeometry"
-version = "0.2.0"
+version = "0.2.1"
 description = "Shapes, grids, and simulation domains for numerical simulations"
 readme = "README.md"
 keywords = [ "geometry", "grids", "simulation", "mpi" ]
@@ -20,7 +20,7 @@ classifiers = [
   "Programming Language :: Python :: 3.14",
 ]
 dependencies = [
-  "cunumpy>=0.7.1",
+  "cunumpy>=0.7.2",
   "maybempi>=0.1",
   "methodcard",
   "mpiarray>=0.1.0",