diff --git a/LICENSE b/LICENSE
index 3e33dff..2ae9757 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2014, 2015, 2016, 2017, 2019 Simon Lydell
+Copyright (c) 2014, 2015, 2016, 2017, 2018, 2019 Simon Lydell
 Copyright (c) 2019 ZHAO Jinxiang
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/generate-source-map-resolve.js b/generate-source-map-resolve.js
index a37e393..0fe01bf 100644
--- a/generate-source-map-resolve.js
+++ b/generate-source-map-resolve.js
@@ -1,6 +1,3 @@
-// Copyright 2014, 2017 Simon Lydell
-// X11 (“MIT”) Licensed. (See LICENSE.)
-
 var fs = require("fs")
 
 var template = fs.readFileSync("source-map-resolve.js.template").toString()
diff --git a/lib/decode-uri-component.js b/lib/decode-uri-component.js
index c7064ff..0739c20 100644
--- a/lib/decode-uri-component.js
+++ b/lib/decode-uri-component.js
@@ -1,6 +1,3 @@
-// Copyright 2017 Simon Lydell
-// X11 (“MIT”) Licensed. (See LICENSE.)
-
 var decodeUriComponent = require("decode-uri-component")
 
 function customDecodeUriComponent(string) {
diff --git a/lib/resolve-url.js b/lib/resolve-url.js
index 2ca8fa9..e3a86c4 100644
--- a/lib/resolve-url.js
+++ b/lib/resolve-url.js
@@ -1,6 +1,3 @@
-// Copyright 2014 Simon Lydell
-// X11 (“MIT”) Licensed. (See LICENSE.)
-
 var url = require("url")
 
 function resolveUrl(/* ...urls */) {
diff --git a/lib/source-map-resolve-node.js b/lib/source-map-resolve-node.js
index 21754b4..c53e5d7 100644
--- a/lib/source-map-resolve-node.js
+++ b/lib/source-map-resolve-node.js
@@ -1,7 +1,3 @@
-// Copyright 2014, 2015, 2016, 2017, 2019 Simon Lydell
-// Copyright 2019 ZHAO Jinxiang
-// X11 (“MIT”) Licensed. (See LICENSE.)
-
 var sourceMappingURL   = require("source-map-url")
 var resolveUrl         = require("./resolve-url")
 var decodeUriComponent = require("./decode-uri-component")
diff --git a/readme.md b/readme.md
index c70bcca..5796ba1 100644
--- a/readme.md
+++ b/readme.md
@@ -228,4 +228,4 @@ source-map-resolve.js! To generate it, run `npm run build`.
 License
 =======
 
-[The X11 (“MIT”) License](LICENSE).
+[MIT](LICENSE).
diff --git a/source-map-resolve.js b/source-map-resolve.js
index abafa00..9d1297c 100644
--- a/source-map-resolve.js
+++ b/source-map-resolve.js
@@ -1,6 +1,3 @@
-// Copyright 2014, 2015, 2016, 2017 Simon Lydell
-// X11 (“MIT”) Licensed. (See LICENSE.)
-
 // Note: source-map-resolve.js is generated from source-map-resolve-node.js and
 // source-map-resolve-template.js. Only edit the two latter files, _not_
 // source-map-resolve.js!
diff --git a/source-map-resolve.js.template b/source-map-resolve.js.template
index 813198a..413ab61 100644
--- a/source-map-resolve.js.template
+++ b/source-map-resolve.js.template
@@ -1,6 +1,3 @@
-// Copyright 2014, 2015, 2016, 2017 Simon Lydell
-// X11 (“MIT”) Licensed. (See LICENSE.)
-
 // Note: source-map-resolve.js is generated from source-map-resolve-node.js and
 // source-map-resolve-template.js. Only edit the two latter files, _not_
 // source-map-resolve.js!
diff --git a/test/common.js b/test/common.js
index 8616c17..b7fb30d 100644
--- a/test/common.js
+++ b/test/common.js
@@ -1,6 +1,3 @@
-// Copyright 2014 Simon Lydell
-// X11 (“MIT”) Licensed. (See LICENSE.)
-
 function u(url) {
   return "code\n/*# sourceMappingURL=" + url + " */"
 }
diff --git a/test/read.js b/test/read.js
index 6bf2dad..7c3cf07 100644
--- a/test/read.js
+++ b/test/read.js
@@ -1,6 +1,3 @@
-// Copyright 2017 Simon Lydell
-// X11 (“MIT”) Licensed. (See LICENSE.)
-
 var test         = require("tape")
 var asyncify     = require("simple-asyncify")
 var common       = require("./common")
diff --git a/test/source-map-resolve.js b/test/source-map-resolve.js
index c64e891..aa9dede 100644
--- a/test/source-map-resolve.js
+++ b/test/source-map-resolve.js
@@ -1,7 +1,3 @@
-// Copyright 2014, 2015, 2016, 2017, 2019 Simon Lydell
-// Copyright 2019 ZHAO Jinxiang
-// X11 (“MIT”) Licensed. (See LICENSE.)
-
 var test         = require("tape")
 var asyncify     = require("simple-asyncify")
 var common       = require("./common")
diff --git a/test/windows.js b/test/windows.js
index 611ec7d..6b4e173 100644
--- a/test/windows.js
+++ b/test/windows.js
@@ -1,6 +1,3 @@
-// Copyright 2014 Simon Lydell
-// X11 (“MIT”) Licensed. (See LICENSE.)
-
 var path         = require("path")
 var test         = require("tape")
 var asyncify     = require("simple-asyncify")