diff --git a/HISTORY.md b/HISTORY.md
index be5876a..0b7083b 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -13,6 +13,8 @@ integrated in React, Vue, and Angular!_
   integrate in frameworks like React.
 - Implemented options `onChangeJSON(json)` and `onChangeText(jsonString)`.
 - Added two React examples to the `examples` folder.
+- Fixed menu buttons "Sort" and "Transform" being available in modes `view`
+  and `form`.
 
 
 ## 2018-08-02, version 5.19.2
diff --git a/src/css/menu.css b/src/css/menu.css
index ad63840..108a65e 100644
--- a/src/css/menu.css
+++ b/src/css/menu.css
@@ -59,6 +59,12 @@ div.jsoneditor-menu > button.jsoneditor-sort {
 div.jsoneditor-menu > button.jsoneditor-transform {
   background-position: -144px -96px;
 }
+div.jsoneditor.jsoneditor-mode-view > div.jsoneditor-menu > button.jsoneditor-sort,
+div.jsoneditor.jsoneditor-mode-form > div.jsoneditor-menu > button.jsoneditor-sort,
+div.jsoneditor.jsoneditor-mode-view > div.jsoneditor-menu > button.jsoneditor-transform,
+div.jsoneditor.jsoneditor-mode-form > div.jsoneditor-menu > button.jsoneditor-transform {
+  display: none;
+}
 div.jsoneditor-menu > button.jsoneditor-undo {
   background-position: -24px -96px;
 }