diff --git a/src/browser/services/RenderService.ts b/src/browser/services/RenderService.ts
index 8c5ff24d..da458abc 100644
--- a/src/browser/services/RenderService.ts
+++ b/src/browser/services/RenderService.ts
@@ -12,7 +12,6 @@ import { addDisposableDomListener } from 'browser/Lifecycle';
 import { IColorSet, IRenderDebouncer } from 'browser/Types';
 import { IOptionsService, IBufferService } from 'common/services/Services';
 import { ICharSizeService, IRenderService } from 'browser/services/Services';
-import { IDecoration, IDecorationOptions } from 'xterm';
 
 interface ISelectionState {
   start: [number, number] | undefined;
diff --git a/src/browser/services/Services.ts b/src/browser/services/Services.ts
index 9dda0a82..4928fa28 100644
--- a/src/browser/services/Services.ts
+++ b/src/browser/services/Services.ts
@@ -9,7 +9,6 @@ import { IColorSet } from 'browser/Types';
 import { ISelectionRedrawRequestEvent as ISelectionRequestRedrawEvent, ISelectionRequestScrollLinesEvent } from 'browser/selection/Types';
 import { createDecorator } from 'common/services/ServiceRegistry';
 import { IDisposable } from 'common/Types';
-import { IDecorationOptions, IDecoration } from 'xterm';
 
 export const ICharSizeService = createDecorator<ICharSizeService>('CharSizeService');
 export interface ICharSizeService {
diff --git a/src/common/buffer/Buffer.ts b/src/common/buffer/Buffer.ts
index 9b25595f..8addf45a 100644
--- a/src/common/buffer/Buffer.ts
+++ b/src/common/buffer/Buffer.ts
@@ -16,6 +16,7 @@ import { DEFAULT_CHARSET } from 'common/data/Charsets';
 import { ExtendedAttrs } from 'common/buffer/AttributeData';
 
 export const MAX_BUFFER_SIZE = 4294967295; // 2^32 - 1
+
 /**
  * This class represents a terminal buffer (an internal state of the terminal), where the
  * following information is stored (in high-level):