diff --git a/package.json b/package.json
index 3883950..44ffcff 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "minicraft",
-	"version": "0.9.1",
+	"version": "0.9.2",
 	"description": "voxel-based 3d game, written in javascript",
 	"homepage": "https://l3p3.de/minicraft",
 	"repository": {
diff --git a/src/externs.js b/src/externs.js
index 5025615..4d35e85 100644
--- a/src/externs.js
+++ b/src/externs.js
@@ -300,3 +300,13 @@ var TYPE_WORLD_LISTING_LOCAL;
 	}}
 */
 var TYPE_WORLD_LISTING_REMOTE;
+
+/**
+	@typedef {{
+		data: !Object,
+		label: string,
+		what: string,
+		world: number,
+	}}
+*/
+var TYPE_WORLD_API;