diff --git a/src/browser/ColorManager.ts b/src/browser/ColorManager.ts
index ec7bdc8a..b4b57c67 100644
--- a/src/browser/ColorManager.ts
+++ b/src/browser/ColorManager.ts
@@ -9,6 +9,15 @@ import { channels, color, css } from 'browser/Color';
 import { ColorContrastCache } from 'browser/ColorContrastCache';
 import { ColorIndex } from 'common/Types';
 
+
+interface IRestoreColorSet {
+  foreground: IColor;
+  background: IColor;
+  cursor: IColor;
+  ansi: IColor[];
+}
+
+
 const DEFAULT_FOREGROUND = css.toColor('#ffffff');
 const DEFAULT_BACKGROUND = css.toColor('#000000');
 const DEFAULT_CURSOR = css.toColor('#ffffff');
@@ -66,13 +75,6 @@ export const DEFAULT_ANSI_COLORS = Object.freeze((() => {
   return colors;
 })());
 
-interface IRestoreColorSet {
-  foreground: IColor;
-  background: IColor;
-  cursor: IColor;
-  ansi: IColor[];
-}
-
 /**
  * Manages the source of truth for a terminal's colors.
  */
diff --git a/src/browser/Terminal.ts b/src/browser/Terminal.ts
index 7273eebb..4ea5afb7 100644
--- a/src/browser/Terminal.ts
+++ b/src/browser/Terminal.ts
@@ -21,7 +21,7 @@
  *   http://linux.die.net/man/7/urxvt
  */
 
-import { ICompositionHelper, ITerminal, IBrowser, CustomKeyEventHandler, ILinkifier, IMouseZoneManager, LinkMatcherHandler, ILinkMatcherOptions, IViewport, ILinkifier2, CharacterJoinerHandler, IColor } from 'browser/Types';
+import { ICompositionHelper, ITerminal, IBrowser, CustomKeyEventHandler, ILinkifier, IMouseZoneManager, LinkMatcherHandler, ILinkMatcherOptions, IViewport, ILinkifier2, CharacterJoinerHandler } from 'browser/Types';
 import { IRenderer } from 'browser/renderer/Types';
 import { CompositionHelper } from 'browser/input/CompositionHelper';
 import { Viewport } from 'browser/Viewport';
@@ -39,7 +39,7 @@ import { MouseZoneManager } from 'browser/MouseZoneManager';
 import { AccessibilityManager } from './AccessibilityManager';
 import { ITheme, IMarker, IDisposable, ISelectionPosition, ILinkProvider } from 'xterm';
 import { DomRenderer } from 'browser/renderer/dom/DomRenderer';
-import { IKeyboardEvent, KeyboardResultType, CoreMouseEventType, CoreMouseButton, CoreMouseAction, ITerminalOptions, ScrollSource, IColorEvent, ColorIndex, IColorRGB, ColorRequestType } from 'common/Types';
+import { IKeyboardEvent, KeyboardResultType, CoreMouseEventType, CoreMouseButton, CoreMouseAction, ITerminalOptions, ScrollSource, IColorEvent, ColorIndex, ColorRequestType } from 'common/Types';
 import { evaluateKeyboardEvent } from 'common/input/Keyboard';
 import { EventEmitter, IEvent, forwardEvent } from 'common/EventEmitter';
 import { DEFAULT_ATTR_DATA } from 'common/buffer/BufferLine';
@@ -181,7 +181,7 @@ export class Terminal extends CoreTerminal implements ITerminal {
   /**
    * Handle color event from inputhandler for OSC 4|104 | 10|110 | 11|111 | 12|112.
    * An event from OSC 4|104 may contain multiple set or report requests, and multiple
-   * or none restore requests (restting all),
+   * or none restore requests (resetting all),
    * while an event from OSC 10|110 | 11|111 | 12|112 always contains a single request.
    */
   private _handleColorEvent(event: IColorEvent): void {
diff --git a/src/browser/renderer/atlas/CharAtlasUtils.ts b/src/browser/renderer/atlas/CharAtlasUtils.ts
index b196b373..be92727a 100644
--- a/src/browser/renderer/atlas/CharAtlasUtils.ts
+++ b/src/browser/renderer/atlas/CharAtlasUtils.ts
@@ -16,7 +16,7 @@ export function generateConfig(scaledCharWidth: number, scaledCharHeight: number
     cursor: undefined,
     cursorAccent: undefined,
     selection: undefined,
-    ansi: colors.ansi
+    ansi: [...colors.ansi]
   };
   return {
     devicePixelRatio: window.devicePixelRatio,