diff --git a/Design-Doc%3A-%60level%60-tool.md b/Design-Doc%3A-%60level%60-tool.md
index c02cc07..95e478d 100644
--- a/Design-Doc%3A-%60level%60-tool.md
+++ b/Design-Doc%3A-%60level%60-tool.md
@@ -87,7 +87,7 @@ The collision map is just an array of 8-bit unsigned integers laid out with the
 ### .ecs Format (Entity-Component System)
 This file contains the entity-component system defined by the [attributes](#entity-component-system) set in Tiled Map Editor's object layer(s).
 
-#### Entity Data
+#### Entities
 ```
 2 bytes: Number of entities
 For (number of entities):