diff --git a/README.md b/README.md
index cc79224..f690490 100644
--- a/README.md
+++ b/README.md
@@ -39,3 +39,9 @@ For more options: `clipman -h`.
 ## Versions
 
 This projects follows SemVer conventions.
+
+## License
+
+GPL v3.0
+
+2019- (C) yory8 <yory8@users.noreply.github.com>
diff --git a/main.go b/main.go
index ea244d2..cf37eae 100644
--- a/main.go
+++ b/main.go
@@ -1,3 +1,5 @@
+// GPL v3.0
+// 2019- (C) yory8 <yory8@users.noreply.github.com>
 package main
 
 import (