diff --git a/pkgs/matcher/CHANGELOG.md b/pkgs/matcher/CHANGELOG.md
index dfb0c9ef0..ccac6f4a7 100644
--- a/pkgs/matcher/CHANGELOG.md
+++ b/pkgs/matcher/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 0.12.18-wip
+## 0.12.18
 
 * Add `isSorted` and related matchers for iterables.
 * Consider `NaN` to be equal to itself in `equals`.
diff --git a/pkgs/matcher/pubspec.yaml b/pkgs/matcher/pubspec.yaml
index 1699d98fb..32bae77ee 100644
--- a/pkgs/matcher/pubspec.yaml
+++ b/pkgs/matcher/pubspec.yaml
@@ -1,5 +1,5 @@
 name: matcher
-version: 0.12.18-wip
+version: 0.12.18
 description: >-
   Support for specifying test expectations via an extensible Matcher class.
   Also includes a number of built-in Matcher implementations for common cases.
diff --git a/pkgs/test/CHANGELOG.md b/pkgs/test/CHANGELOG.md
index b5714b71b..1c16cb20a 100644
--- a/pkgs/test/CHANGELOG.md
+++ b/pkgs/test/CHANGELOG.md
@@ -1,5 +1,7 @@
 ## 1.27.1-wip
 
+* Add `isSorted` and related matchers for iterables.
+* Consider `NaN` to be equal to itself in `equals`.
 * Bump `test_core` to 0.6.14
 * Removed unused `js` dependency
 
diff --git a/pkgs/test/pubspec.yaml b/pkgs/test/pubspec.yaml
index 5e5cf6b04..e8c03689c 100644
--- a/pkgs/test/pubspec.yaml
+++ b/pkgs/test/pubspec.yaml
@@ -20,7 +20,7 @@ dependencies:
 
   # Use a tight version constraint to ensure that a constraint on matcher
   # properly constrains all features it provides.
-  matcher: '>=0.12.16 <0.12.18'
+  matcher: '>=0.12.16 <0.12.19'
 
   node_preamble: ^2.0.0
   package_config: ^2.0.0