diff --git a/src/components/forms/buffered-input-hoc.jsx b/src/components/forms/buffered-input-hoc.jsx
index 246dfc03..b3561136 100644
--- a/src/components/forms/buffered-input-hoc.jsx
+++ b/src/components/forms/buffered-input-hoc.jsx
@@ -1,3 +1,7 @@
+/* DO NOT EDIT
+@todo This file is copied from GUI and should be pulled out into a shared library.
+See https://github.com/LLK/scratch-paint/issues/13 */
+
 import bindAll from 'lodash.bindall';
 import PropTypes from 'prop-types';
 import React from 'react';
diff --git a/src/components/forms/input.css b/src/components/forms/input.css
index 6d5eefa5..36855e44 100644
--- a/src/components/forms/input.css
+++ b/src/components/forms/input.css
@@ -1,3 +1,7 @@
+/* DO NOT EDIT
+@todo This file is copied from GUI and should be pulled out into a shared library.
+See https://github.com/LLK/scratch-paint/issues/13 */
+
 @import "../../css/units.css";
 @import "../../css/colors.css";
 
diff --git a/src/components/forms/input.jsx b/src/components/forms/input.jsx
index 6f9cbffa..1c6d087a 100644
--- a/src/components/forms/input.jsx
+++ b/src/components/forms/input.jsx
@@ -1,3 +1,7 @@
+/* DO NOT EDIT
+@todo This file is copied from GUI and should be pulled out into a shared library.
+See https://github.com/LLK/scratch-paint/issues/13 */
+
 import PropTypes from 'prop-types';
 import React from 'react';
 import classNames from 'classnames';
diff --git a/src/components/forms/label.css b/src/components/forms/label.css
index 5eb280b8..7871cdd3 100644
--- a/src/components/forms/label.css
+++ b/src/components/forms/label.css
@@ -1,3 +1,7 @@
+/* DO NOT EDIT
+@todo This file is copied from GUI and should be pulled out into a shared library.
+See https://github.com/LLK/scratch-paint/issues/13 */
+
 @import "../../css/units.css";
 @import "../../css/colors.css";
 
diff --git a/src/components/forms/label.jsx b/src/components/forms/label.jsx
index 62f077a7..475ffb00 100644
--- a/src/components/forms/label.jsx
+++ b/src/components/forms/label.jsx
@@ -1,3 +1,7 @@
+/* DO NOT EDIT
+@todo This file is copied from GUI and should be pulled out into a shared library.
+See https://github.com/LLK/scratch-paint/issues/13 */
+
 import PropTypes from 'prop-types';
 import React from 'react';
 
diff --git a/src/css/colors.css b/src/css/colors.css
index d524795c..0fe15fca 100644
--- a/src/css/colors.css
+++ b/src/css/colors.css
@@ -1,3 +1,7 @@
+/* DO NOT EDIT
+@todo This file is copied from GUI and should be pulled out into a shared library.
+See https://github.com/LLK/scratch-paint/issues/13 */
+
 $ui-pane-border: #D9D9D9;
 $ui-pane-gray: #F9F9F9;
 $ui-background-blue: #e8edf1;
diff --git a/src/css/units.css b/src/css/units.css
index 3de6174a..acb466b1 100644
--- a/src/css/units.css
+++ b/src/css/units.css
@@ -1,3 +1,7 @@
+/* DO NOT EDIT
+@todo This file is copied from GUI and should be pulled out into a shared library.
+See https://github.com/LLK/scratch-paint/issues/13 */
+
 $space: 0.5rem;
 
 $sprites-per-row: 5;