diff --git a/pkg/dart_internal/pubspec.yaml b/pkg/dart_internal/pubspec.yaml
index 9a15238..89bb3d6 100644
--- a/pkg/dart_internal/pubspec.yaml
+++ b/pkg/dart_internal/pubspec.yaml
@@ -1,5 +1,5 @@
 name: dart_internal
-version: 0.1.4
+version: 0.1.5
 author: "Dart Team <misc@dartlang.org>"
 homepage: http://www.dartlang.org
 description: >
@@ -16,4 +16,4 @@
 environment:
   # Restrict the upper bound so that we can remove support for this in a later
   # version of the SDK without it being a breaking change.
-  sdk: ">=2.0.0-dev.12.0 <2.4.0"
+  sdk: ">=2.0.0-dev.12.0 <2.5.0"