diff --git a/.github/ISSUE_TEMPLATE/config.yml b/.github/ISSUE_TEMPLATE/config.yml
new file mode 100644
index 0000000..8f3a704
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/config.yml
@@ -0,0 +1,5 @@
+blank_issues_enabled: false
+contact_links:
+  - name: Author
+    url: https://twitter.com/b4b4r07
+    about: Please ask and answer questions here.
diff --git a/doc/LICENSE-MIT.txt b/LICENSE
similarity index 94%
rename from doc/LICENSE-MIT.txt
rename to LICENSE
index 69dbad7..6afaa8a 100644
--- a/doc/LICENSE-MIT.txt
+++ b/LICENSE
@@ -1,5 +1,5 @@
 The MIT License (MIT)
-Copyright © 2016 Masaki Ishiyama <b4b4r07@gmail.com>
+Copyright © 2016-2020 Masaki Ishiyama <b4b4r07@gmail.com>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the “Software”), to deal