diff --git a/HISTORY.md b/HISTORY.md
index bdf547a..07924d9 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -3,6 +3,11 @@
 https://github.com/josdejong/jsoneditor
 
 
+## not yet released, version 5.0.1
+
+- Fixed #130: option `onEditable` not available in mode `form`.
+
+
 ## 2015-12-31, version 5.0.0
 
 - New design.
diff --git a/src/js/Node.js b/src/js/Node.js
index 3993df8..2490ba1 100644
--- a/src/js/Node.js
+++ b/src/js/Node.js
@@ -43,7 +43,8 @@ Node.prototype._updateEditability = function () {
     this.editable.field = this.editor.options.mode === 'tree';
     this.editable.value = this.editor.options.mode !== 'view';
 
-    if (this.editor.options.mode === 'tree' && (typeof this.editor.options.onEditable === 'function')) {
+    if ((this.editor.options.mode === 'tree' || this.editor.options.mode === 'form') &&
+        (typeof this.editor.options.onEditable === 'function')) {
       var editable = this.editor.options.onEditable({
         field: this.field,
         value: this.value,