diff --git a/css/window.css b/css/window.css
index 1a0f8072..d66768bb 100644
--- a/css/window.css
+++ b/css/window.css
@@ -1178,6 +1178,9 @@
 	#amend_edit_menu > div.amend_edit_line .nslide_tool {
 		float: none;
 	}
+	#amend_edit_menu > div.amend_edit_line > input {
+		width: 73px;
+	}
 	#amend_edit_menu > div.amend_edit_line > label {
 		padding: 4px 6px;
 	}
diff --git a/js/undo.js b/js/undo.js
index b662cd72..010d44e4 100644
--- a/js/undo.js
+++ b/js/undo.js
@@ -98,6 +98,8 @@ class UndoSystem {
 				if (input) {
 					if (input.type == 'number') {
 						form_values[key] = input.slider.get();
+					} else if (input.type == 'checkbox') {
+						form_values[key] = !!input.node.checked;
 					}
 				}
 			}
@@ -137,6 +139,14 @@ class UndoSystem {
 				input_elements[key] = slider;
 				this.amend_edit_menu.form[key].slider = slider
 				slider.update();
+
+			} else if (this.amend_edit_menu.form[key].type == 'checkbox') {
+				
+				let toggle = Interface.createElement('input', {type: 'checkbox', checked: !!form_line.value});
+				toggle.addEventListener('input', updateValue);
+				line.append(toggle);
+				input_elements[key] = toggle;
+				this.amend_edit_menu.form[key].node = toggle;
 			}
 
 			let label = document.createElement('label');