diff --git a/types/office-js/index.d.ts b/types/office-js/index.d.ts
index fef494614f..e24b6c4a2c 100644
--- a/types/office-js/index.d.ts
+++ b/types/office-js/index.d.ts
@@ -181,11 +181,16 @@ declare namespace Office {
         messageParent(messageObject: any): void;
         /**
          * Closes the UI container where the JavaScript is executing.
-         * The behavior of this method is specified by the following table.
-         * When called from	            Behavior
-         * A UI-less command button	    No effect. Any dialogs opened by displayDialogAsync will remain open.
-         * A taskpane	                The taskpane will close. Any dialogs opened by displayDialogAsync will also close. If the taskpane supports pinning and was pinned by the user, it will be un-pinned.
-         * A module extension	        No effect.
+         * 
+         * Supported hosts: Outlook - Minimum requirement set: Mailbox 1.5
+         * 
+         * The behavior of this method is specified by the following:
+         * 
+         * Called from a UI-less command button: No effect. Any dialog opened by displayDialogAsync will remain open.
+         * 
+         * Called from a taskpane: The taskpane will close. Any dialog opened by displayDialogAsync will also close. If the taskpane supports pinning and was pinned by the user, it will be un-pinned.
+         * 
+         * Called from a module extension: No effect.
          */
         closeContainer(): void;
     }