diff --git a/res/drawable/btn_check_off.png b/res/drawable/btn_check_off.png
deleted file mode 100644
index ce0d4aac9..000000000
Binary files a/res/drawable/btn_check_off.png and /dev/null differ
diff --git a/res/drawable/btn_check_on.png b/res/drawable/btn_check_on.png
deleted file mode 100644
index 270263b5b..000000000
Binary files a/res/drawable/btn_check_on.png and /dev/null differ