diff --git a/docs/extensions/guides/catalog.md b/docs/extensions/guides/catalog.md
index 74da8b0124..24746df0ae 100644
--- a/docs/extensions/guides/catalog.md
+++ b/docs/extensions/guides/catalog.md
@@ -8,7 +8,7 @@ All data is public within the catalog.
 
 ## Categories
 
-A cateogry is the declaration to the catalog of a specific kind of entity.
+A category is the declaration to the catalog of a specific kind of entity.
 It declares the currently supported versions of that kind of entity but providing the constructors for the entity classes.
 
 To declare a new category class you must create a new class that extends [Common.Catalog.CatalogCategory](../api/classes/Common.Catalog.CatalogCategory.md) and implement all of the abstract fields.