diff --git a/README.md b/README.md
index 060d6db6..2e2f7e4f 100644
--- a/README.md
+++ b/README.md
@@ -42,6 +42,12 @@ $ age --decrypt -i key.txt data.tar.gz.age > data.tar.gz
             <code>brew install age</code>
         </td>
     </tr>
+    <tr>
+        <td>pkgx (macOS or Linux)</td>
+        <td>
+            <code>pkgx install age</code>
+        </td>
+    </tr>
     <tr>
         <td>MacPorts</td>
         <td>