diff --git a/pubspec.yaml b/pubspec.yaml
index 7f911ce0..c2137665 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -4,16 +4,16 @@ author: Dart Team <misc@dartlang.org>
 description: Coverage data manipulation and formatting
 homepage: https://github.com/dart-lang/coverage
 environment:
-  sdk: '>=2.0.0-dev.64.1 <2.0.0'
+  sdk: '>=2.0.0-dev.64.1 <3.0.0'
 dependencies:
   args: '>=1.4.0 <2.0.0'
   logging: '>=0.9.0 <0.12.0'
-  package_config: ">=0.1.5 <2.0.0"
+  package_config: '>=0.1.5 <2.0.0'
   path: '>=0.9.0 <2.0.0'
   stack_trace: ^1.3.0
   vm_service_client: ^0.2.2+1
 dev_dependencies:
-  test: '>=0.12.0 <0.13.0'
+  test: ^1.0.0
 executables:
   collect_coverage:
   format_coverage: