diff --git a/pubspec.yaml b/pubspec.yaml
index c73cffb4..baf1ea2e 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -16,6 +16,6 @@ dev_dependencies:
   angel_framework: ^1.1.0-alpha
   angel_model: ^1.0.0
   build_runner: ">=0.8.0 <0.10.0"
-  build_web_compilers: ^0.4.0
+  build_web_compilers: ">=0.2.0 <0.5.0"
   mock_request: ^1.0.0
   test: ^0.12.0