diff --git a/bricks/test_optimizer/brick.yaml b/bricks/test_optimizer/brick.yaml
index 815a8be0a..c51172565 100644
--- a/bricks/test_optimizer/brick.yaml
+++ b/bricks/test_optimizer/brick.yaml
@@ -1,6 +1,7 @@
 name: test_optimizer
 description: A brick that generates a single entrypoint for Dart tests.
 version: 0.1.0+1
+publish_to: none
 
 environment:
   mason: ">=0.1.0-dev.49 <0.1.0"
diff --git a/lib/src/commands/test/templates/test_optimizer_bundle.dart b/lib/src/commands/test/templates/test_optimizer_bundle.dart
index 4389ae1b7..69817b512 100644
--- a/lib/src/commands/test/templates/test_optimizer_bundle.dart
+++ b/lib/src/commands/test/templates/test_optimizer_bundle.dart
@@ -55,6 +55,7 @@ final testOptimizerBundle = MasonBundle.fromJson(<String, dynamic>{
   "description": "A brick that generates a single entrypoint for Dart tests.",
   "version": "0.1.0+1",
   "environment": {"mason": ">=0.1.0-dev.49 <0.1.0"},
+  "publish_to": "none",
   "readme": {
     "path": "README.md",
     "data":
diff --git a/pubspec.yaml b/pubspec.yaml
index 9cb27f385..6cecea30f 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -12,7 +12,7 @@ dependencies:
   collection: ^1.17.1
   glob: ^2.0.2
   lcov_parser: ^0.1.2
-  mason: ^0.1.0-dev.49
+  mason: 0.1.0-dev.49
   mason_logger: ^0.2.2
   meta: ^1.3.0
   path: ^1.8.0