bump minor version to 9
diff --git a/build.json b/build.json
index ed7769a..b7d4b24 100644
--- a/build.json
+++ b/build.json
@@ -6,7 +6,7 @@
     "#": "The public version number of the library.",
     "version": {
       "major": 0,
-      "minor": 8,
+      "minor": 9,
       "micro": 0,
       "build": 0
     }