diff --git a/apps/android_rpc/gradle/wrapper/gradle-wrapper.jar b/apps/android_rpc/gradle/wrapper/gradle-wrapper.jar
deleted file mode 100644
index 13372aef5e24af05341d49695ee84e5f9b594659..0000000000000000000000000000000000000000
Binary files a/apps/android_rpc/gradle/wrapper/gradle-wrapper.jar and /dev/null differ
diff --git a/src/op/op_util.cc b/src/op/op_util.cc
index 7cf6711d2270c5209ecd7d0729cb53b7fc04b49a..78e092ca844ebc8a32792f32db3a80e040db956a 100644
--- a/src/op/op_util.cc
+++ b/src/op/op_util.cc
@@ -1,5 +1,5 @@
 /*!
- *  Copyright (c) 2017 by5A Contributors
+ *  Copyright (c) 2017 by Contributors
  * \brief Utility to make loop nest.
  * \file op_util.cc
  */