diff --git a/README.md b/README.md
index 4a602d6..e3925dc 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,4 @@
 # CIM Engine map list
 
-## Political Map of the World  ([worldMap](https://cimengine.github.io/map/?id=worldMap))
-
-## ERTH2 - Map of the Virtual States of the ERTH2 Universe ([movc](https://cimengine.github.io/map/?id=movc))
-
+1. Political Map of the World  ([worldMap](https://cimengine.github.io/map/?id=worldMap))
+2. ERTH2 - Map of the Virtual States of the ERTH2 Universe ([movc](https://cimengine.github.io/map/?id=movc))
diff --git a/index.js b/index.js
index 648df51..70fa92b 100644
--- a/index.js
+++ b/index.js
@@ -4,11 +4,12 @@ const index = JSON.parse(fs.readFileSync("./index.json", "utf-8"));
 
 let readme = "# CIM Engine map list\n\n";
 
+let k = 1;
 for (let id in index) {
   let item = index[id];
-  readme += `## ${item.name} ${
+  readme += `${k++}. ${item.name} ${
     item.description ? `- ${item.description}` : ""
-  } ([${id}](https://cimengine.github.io/map/?id=${id}))\n\n`;
+  } ([${id}](https://cimengine.github.io/map/?id=${id}))\n`;
 }
 
 fs.writeFileSync("./README.md", readme);