diff --git a/js/QuadrilateralStrings.ts b/js/QuadrilateralStrings.ts
index 228f95e2..8b521932 100644
--- a/js/QuadrilateralStrings.ts
+++ b/js/QuadrilateralStrings.ts
@@ -68,6 +68,8 @@ type StringsType = {
     'moveASideOrCornerStringProperty': LinkableProperty<string>;
     'moveASideOrCornerInSmallerSteps': string;
     'moveASideOrCornerInSmallerStepsStringProperty': LinkableProperty<string>;
+    'mouse': string;
+    'mouseStringProperty': LinkableProperty<string>;
     'shapeShortcuts': string;
     'shapeShortcutsStringProperty': LinkableProperty<string>;
     'resetShape': string;
diff --git a/js/quadrilateral/view/MoveShapeHelpSection.ts b/js/quadrilateral/view/MoveShapeHelpSection.ts
index 1fd99abc..37068cac 100644
--- a/js/quadrilateral/view/MoveShapeHelpSection.ts
+++ b/js/quadrilateral/view/MoveShapeHelpSection.ts
@@ -37,7 +37,7 @@ class MoveShapeHelpSection extends KeyboardHelpSection {
       [
         KeyboardHelpIconFactory.shiftPlusIcon( KeyboardHelpIconFactory.arrowKeysRowIcon() ),
         KeyboardHelpIconFactory.shiftPlusIcon( KeyboardHelpIconFactory.wasdRowIcon() ),
-        KeyboardHelpIconFactory.shiftPlusIcon( new Text( 'Mouse', {
+        KeyboardHelpIconFactory.shiftPlusIcon( new Text( QuadrilateralStrings.keyboardHelpDialog.mouse, {
           font: KeyboardHelpSectionRow.LABEL_FONT
         } ) )
       ], {
diff --git a/quadrilateral-strings_en.json b/quadrilateral-strings_en.json
index dd3e46d8..37cb583c 100644
--- a/quadrilateral-strings_en.json
+++ b/quadrilateral-strings_en.json
@@ -80,6 +80,9 @@
   "keyboardHelpDialog.moveASideOrCornerInSmallerSteps": {
     "value": "To move in smaller steps add Shift key"
   },
+  "keyboardHelpDialog.mouse": {
+    "value": "Mouse"
+  },
   "keyboardHelpDialog.shapeShortcuts": {
     "value": "Shape Shortcuts"
   },