diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Revision history for lawful-classes-hedgehog
 
+## 0.1.2.1 -- 2023-02-02
+
+* Include `README.md` in the distribution.
+
 ## 0.1.2.0 -- 2023-02-02
 
 * Add `Test.Lawful.Hedgehog.forAll(Show)`.
diff --git a/README.md b/README.md
new file mode 100644
--- /dev/null
+++ b/README.md
@@ -0,0 +1,8 @@
+# lawful-classes-hedgehog
+Support code to check `lawful-classes` laws using [Hedgehog][hedgehog] and,
+optionally, [Tasty][tasty].
+
+See https://github.com/NicolasT/lawful-classes#readme.
+
+[hedgehog]: https://hackage.haskell.org/package/hedgehog
+[tasty]: https://hackage.haskell.org/package/tasty
diff --git a/lawful-classes-hedgehog.cabal b/lawful-classes-hedgehog.cabal
--- a/lawful-classes-hedgehog.cabal
+++ b/lawful-classes-hedgehog.cabal
@@ -1,6 +1,6 @@
 cabal-version:   3.0
 name:            lawful-classes-hedgehog
-version:         0.1.2.0
+version:         0.1.2.1
 synopsis:        Hedgehog support for lawful-classes
 description:
   Support code to check @lawful-classes@ laws using Hedgehog and,
@@ -14,7 +14,9 @@
 copyright:       (c) 2023, Nicolas Trangez
 category:        Testing
 build-type:      Simple
-extra-doc-files: CHANGELOG.md
+extra-doc-files:
+  CHANGELOG.md
+  README.md
 
 -- extra-source-files: