diff --git a/sky/packages/sky/pubspec.yaml b/sky/packages/sky/pubspec.yaml
index 5ceab1e5f7d..ae883b24fd8 100644
--- a/sky/packages/sky/pubspec.yaml
+++ b/sky/packages/sky/pubspec.yaml
@@ -6,9 +6,8 @@ homepage: https://github.com/domokit/sky_engine/tree/master/sky/packages/sky
 dependencies:
   cassowary: ^0.1.7
   material_design_icons: ^0.0.2
-  mojo_services: 0.0.20
-  mojo: 0.0.20
-  mojom: 0.0.20
+  mojo_services: 0.0.21
+  mojo: 0.0.21
   newton: ^0.1.2
   sky_engine: ^0.0.2
   sky_services: ^0.0.2
diff --git a/sky/packages/sky_services/pubspec.yaml b/sky/packages/sky_services/pubspec.yaml
index a2cc52cc92b..e3c60b286c6 100644
--- a/sky/packages/sky_services/pubspec.yaml
+++ b/sky/packages/sky_services/pubspec.yaml
@@ -4,7 +4,6 @@ author: Chromium Authors <sky-dev@googlegroups.com>
 description: Mojom interfaces associated with Sky
 homepage: https://github.com/domokit/sky_engine/tree/master/sky/packages/sky_services
 dependencies:
-  mojo: 0.0.20
-  mojom: 0.0.20
+  mojo: 0.0.21
 environment:
   sdk: '>=1.8.0 <2.0.0'