circle.yml in xcfit-8.0.0 vs circle.yml in xcfit-10.0.0

@@ -1,7 +1,7 @@
 machine:
   xcode:
-    version: "9.0"
+    version: "10.0.0"
 
 dependencies:
   pre:
     - gem install fastlane --no-ri --no-rdoc --no-document
     - brew install carthage