diff --git a/README.md b/README.md
index 753492b9c9388f9ca0b87c5babf7c41f8742028d..2dceabcb541f2f3b3c413d05488ee9387e0d4bee 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,7 @@
 **Requires at least:** 3.0  
 **Tested up to:** 6.0  
 **Stable tag:** 1.3.2  
+**Requires PHP:** 5.2  
 **License:** GPLv2 or later  
 **License URI:** http://www.gnu.org/licenses/gpl-2.0.html  
 
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000000000000000000000000000000000000..8fb625f084c388035807c0de641adb6ea55cd737
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,18 @@
+{
+  "name"        : "ethitter/external-permalinks-redux",
+  "description" : "Allows you to point WordPress objects (posts, pages, custom post types) to a URL of your choosing.",
+  "homepage"    : "https://ethitter.com/",
+  "type"        : "wordpress-plugin",
+  "keywords"    : [ "link", "redirect", "external link", "permalink" ],
+  "license"     : "GPL-2.0+",
+  "authors"     : [
+    {
+      "name"     : "Erick Hitter",
+      "email"    : "wp@ethitter.com",
+      "homepage" : "https://ethitter.com/"
+    }
+  ],
+  "require" : {
+    "php" : ">=5.2.0"
+  }
+}
diff --git a/readme.txt b/readme.txt
index 7dc94a5a40bc7dcdc12f04d58e98436de3afe9ba..5695b4e615a5d7aa1d7a1b3601a55ccd52f4b3f5 100644
--- a/readme.txt
+++ b/readme.txt
@@ -5,6 +5,7 @@ Tags: link, redirect, external link, permalink
 Requires at least: 3.0
 Tested up to: 6.0
 Stable tag: 1.3.2
+Requires PHP: 5.2
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html