Update pubspec.yaml
diff --git a/pubspec.yaml b/pubspec.yaml
index f6d29f9..112f72d 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: webdriver
-version: 0.10.0-pre.9
+version: 0.10.0-pre.10
 author: Marc Fisher II <fisherii@google.com>
 description: >
   Provides WebDriver bindings for Dart. These use the WebDriver JSON interface,