diff --git a/.github/workflows/test-package.yml b/.github/workflows/test-package.yml
index 4e90396..81ebfeb 100644
--- a/.github/workflows/test-package.yml
+++ b/.github/workflows/test-package.yml
@@ -47,7 +47,7 @@
       matrix:
         # Add macos-latest and/or windows-latest if relevant for this package.
         os: [ubuntu-latest]
-        sdk: [2.17.0, dev]
+        sdk: [2.12.0, dev]
     steps:
       - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8
       - uses: dart-lang/setup-dart@6a218f2413a3e78e9087f638a238f6b40893203d
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4ffcbbb..b7fecd4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 2.0.2
+
+This release requires Dart `2.12.0` or greater.
+
 ## 2.0.1
 
 Only zero out memory on successful allocation on Windows.
diff --git a/pubspec.yaml b/pubspec.yaml
index 33c792c..25526f4 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,10 +1,10 @@
 name: ffi
-version: 2.0.1
+version: 2.0.2
 description: Utilities for working with Foreign Function Interface (FFI) code.
 repository: https://github.com/dart-lang/ffi
 
 environment:
-  sdk: '>=2.17.0 <3.0.0'
+  sdk: '>=2.12.0 <3.0.0'
 
 dev_dependencies:
   test: ^1.21.2