--- a/tools/android-checkstyle.gradle	Mon Jun 15 20:58:21 2015 +0200
+++ b/tools/android-checkstyle.gradle	Tue Jun 16 09:48:12 2015 +0200
@@ -64,7 +64,9 @@
                         sourceSet.java.each { file ->
                             file.getSrcDirs().each {
                                 if (it.exists()) {
-                                    fileset(dir: it)
+                                    fileset(dir: it) {
+                                        exclude (name: '**/com/google/android/apps/iosched/util/*.java')
+                                    }
                                 }
                             }
                         }