diff --git a/pubspec.yaml b/pubspec.yaml
index 1beb11d6..4e26b653 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -22,7 +22,7 @@ dependencies:
   path: ^1.3.6
   platform_detect: ^1.3.2
   resource: '>=1.0.0 <3.0.0'
-  rxdart: ^0.12.0
+  rxdart: '>=0.12.0 <0.15.0'
   uuid: ^0.5.0
   webdriver: ^1.0.0
   yaml: ^2.1.0