diff --git a/Gems/Atom/Tools/MaterialEditor/Code/Include/Atom/Document/MaterialDocumentRequestBus.h b/Gems/Atom/Tools/MaterialEditor/Code/Include/Atom/Document/MaterialDocumentRequestBus.h
index 23b5749554..515cc44edc 100644
--- a/Gems/Atom/Tools/MaterialEditor/Code/Include/Atom/Document/MaterialDocumentRequestBus.h
+++ b/Gems/Atom/Tools/MaterialEditor/Code/Include/Atom/Document/MaterialDocumentRequestBus.h
@@ -93,10 +93,10 @@ namespace MaterialEditor
         //! Close document and reset its data
         virtual bool Close() = 0;
 
-        //! document is loaded
+        //! Document is loaded
         virtual bool IsOpen() const = 0;
 
-        //! document has changes pending
+        //! Document has changes pending
         virtual bool IsModified() const = 0;
 
         //! Can the document be saved