diff --git a/README.md b/README.md
index 8d5259f..a94165a 100644
--- a/README.md
+++ b/README.md
@@ -20,13 +20,13 @@ Features
   * Based on [parsing expression
     grammar](http://en.wikipedia.org/wiki/Parsing_expression_grammar) formalism
     — more powerful than traditional LL(*k*) and LR(*k*) parsers
-  * Usable [from your browser](http://pegjs.org/online), from the command line,
+  * Usable [from your browser](https://pegjs.org/online), from the command line,
     or via JavaScript API
 
 Getting Started
 ---------------
 
-[Online version](http://pegjs.org/online) is the easiest way to generate a
+[Online version](https://pegjs.org/online) is the easiest way to generate a
 parser. Just enter your grammar, try parsing few inputs, and download generated
 parser code.
 
@@ -52,7 +52,7 @@ ways.
 
 ### Browser
 
-[Download](http://pegjs.org/#download) the PEG.js library (regular or minified
+[Download](https://pegjs.org/#download) the PEG.js library (regular or minified
 version) or install it using Bower:
 
 ```console
@@ -506,7 +506,7 @@ environments:
 Development
 -----------
 
-  * [Project website](http://pegjs.org/)
+  * [Project website](https://pegjs.org/)
   * [Wiki](https://github.com/pegjs/pegjs/wiki)
   * [Source code](https://github.com/pegjs/pegjs)
   * [Issue tracker](https://github.com/pegjs/pegjs/issues)
diff --git a/gulpfile.js b/gulpfile.js
index 70efbfc..58e0c46 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -22,7 +22,7 @@ let uglify = require("gulp-uglify");
 const HEADER = [
   "// PEG.js " + package_.version,
   "//",
-  "// http://pegjs.org/",
+  "// https://pegjs.org/",
   "//",
   "// Copyright (c) 2010-2016 David Majda",
   "// Licensed under the MIT License.",
diff --git a/lib/compiler/passes/generate-js.js b/lib/compiler/passes/generate-js.js
index 4d6ae74..4dd0295 100644
--- a/lib/compiler/passes/generate-js.js
+++ b/lib/compiler/passes/generate-js.js
@@ -1206,7 +1206,7 @@ function generateJS(ast, options) {
       return [
         "// Generated by PEG.js 0.10.0.",
         "//",
-        "// http://pegjs.org/"
+        "// https://pegjs.org/"
       ].join("\n");
     }
 
diff --git a/lib/parser.js b/lib/parser.js
index bd1edea..e753820 100644
--- a/lib/parser.js
+++ b/lib/parser.js
@@ -1,6 +1,6 @@
 // Generated by PEG.js 0.10.0.
 //
-// http://pegjs.org/
+// https://pegjs.org/
 
 "use strict";
 
diff --git a/package.json b/package.json
index a393ee8..44928b6 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "parser generator",
     "PEG"
   ],
-  "homepage": "http://pegjs.org/",
+  "homepage": "https://pegjs.org/",
   "bugs": "https://github.com/pegjs/pegjs/issues",
   "license": "MIT",
   "author": "David Majda <david@majda.cz> (http://majda.cz/)",