diff --git a/addons/xterm-addon-webgl/src/WebglRenderer.ts b/addons/xterm-addon-webgl/src/WebglRenderer.ts
index 3d41e1b5..3f8163ba 100644
--- a/addons/xterm-addon-webgl/src/WebglRenderer.ts
+++ b/addons/xterm-addon-webgl/src/WebglRenderer.ts
@@ -14,7 +14,7 @@ import { IWebGL2RenderingContext } from './Types';
 import { INVERTED_DEFAULT_COLOR } from 'browser/renderer/atlas/Constants';
 import { RenderModel, COMBINED_CHAR_BIT_MASK } from './RenderModel';
 import { Disposable } from 'common/Lifecycle';
-import { DEFAULT_COLOR, CHAR_DATA_CHAR_INDEX, CHAR_DATA_CODE_INDEX, CHAR_DATA_ATTR_INDEX, NULL_CELL_CODE } from 'common/buffer/Constants';
+import { DEFAULT_COLOR, CHAR_DATA_CHAR_INDEX, CHAR_DATA_CODE_INDEX, NULL_CELL_CODE } from 'common/buffer/Constants';
 import { Terminal } from 'xterm';
 import { getLuminance } from './ColorUtils';
 import { IRenderLayer } from './renderLayer/Types';
diff --git a/src/browser/renderer/dom/DomRendererRowFactory.ts b/src/browser/renderer/dom/DomRendererRowFactory.ts
index 316645f8..3e3b5df0 100644
--- a/src/browser/renderer/dom/DomRendererRowFactory.ts
+++ b/src/browser/renderer/dom/DomRendererRowFactory.ts
@@ -8,7 +8,7 @@ import { INVERTED_DEFAULT_COLOR } from 'browser/renderer/atlas/Constants';
 import { AttributeData } from 'common/buffer/AttributeData';
 import { NULL_CELL_CODE, WHITESPACE_CELL_CHAR } from 'common/buffer/Constants';
 import { CellData } from 'common/buffer/CellData';
-import { ITerminalOptions, IOptionsService } from 'common/services/Services';
+import { IOptionsService } from 'common/services/Services';
 
 export const BOLD_CLASS = 'xterm-bold';
 export const DIM_CLASS = 'xterm-dim';
diff --git a/src/common/buffer/BufferLine.ts b/src/common/buffer/BufferLine.ts
index 8e742be3..1e95e004 100644
--- a/src/common/buffer/BufferLine.ts
+++ b/src/common/buffer/BufferLine.ts
@@ -5,7 +5,7 @@
 
 import { CharData, IBufferLine, ICellData } from 'common/Types';
 import { stringFromCodePoint } from 'common/input/TextDecoder';
-import { DEFAULT_COLOR, CHAR_DATA_CHAR_INDEX, CHAR_DATA_WIDTH_INDEX, CHAR_DATA_ATTR_INDEX, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE, WHITESPACE_CELL_CHAR, Content } from 'common/buffer/Constants';
+import { CHAR_DATA_CHAR_INDEX, CHAR_DATA_WIDTH_INDEX, CHAR_DATA_ATTR_INDEX, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE, WHITESPACE_CELL_CHAR, Content } from 'common/buffer/Constants';
 import { CellData } from 'common/buffer/CellData';
 import { AttributeData } from 'common/buffer/AttributeData';