diff --git a/extensions/html/server/src/modes/languageModes.ts b/extensions/html/server/src/modes/languageModes.ts
index 54349b429d8..59851b10851 100644
--- a/extensions/html/server/src/modes/languageModes.ts
+++ b/extensions/html/server/src/modes/languageModes.ts
@@ -68,7 +68,7 @@ export function getLanguageModes(supportedLanguages: { [languageId: string]: boo
 	}
 	return {
 		getModeAtPosition(document: TextDocument, position: Position): LanguageMode {
-			let languageId = documentRegions.get(document).getLanguageAtPosition(position);;
+			let languageId = documentRegions.get(document).getLanguageAtPosition(position);
 			if (languageId) {
 				return modes[languageId];
 			}
diff --git a/src/vs/editor/common/config/fontInfo.ts b/src/vs/editor/common/config/fontInfo.ts
index 9ab9a11d2a9..af6a2d82873 100644
--- a/src/vs/editor/common/config/fontInfo.ts
+++ b/src/vs/editor/common/config/fontInfo.ts
@@ -86,7 +86,7 @@ export class BareFontInfo {
 			lineHeight = 8;
 		}
 
-		let letterSpacing = safeParseFloat(opts.letterSpacing, 0);;
+		let letterSpacing = safeParseFloat(opts.letterSpacing, 0);
 		letterSpacing = clamp(letterSpacing, -20, 20);
 
 		let editorZoomLevelMultiplier = 1 + (EditorZoom.getZoomLevel() * 0.1);
diff --git a/src/vs/editor/contrib/find/browser/findWidget.ts b/src/vs/editor/contrib/find/browser/findWidget.ts
index 8eadb32492a..ceecbd9db0c 100644
--- a/src/vs/editor/contrib/find/browser/findWidget.ts
+++ b/src/vs/editor/contrib/find/browser/findWidget.ts
@@ -81,7 +81,7 @@ export class FindWidgetViewZone implements IViewZone {
 }
 
 export class FindWidget extends Widget implements IOverlayWidget, IHorizontalSashLayoutProvider {
-	private static ID = 'editor.contrib.findWidget';;
+	private static ID = 'editor.contrib.findWidget';
 	private _codeEditor: ICodeEditor;
 	private _state: FindReplaceState;
 	private _controller: IFindController;
diff --git a/src/vs/editor/test/common/model/textModelSearch.test.ts b/src/vs/editor/test/common/model/textModelSearch.test.ts
index df67b81aa49..97417836da7 100644
--- a/src/vs/editor/test/common/model/textModelSearch.test.ts
+++ b/src/vs/editor/test/common/model/textModelSearch.test.ts
@@ -31,7 +31,7 @@ suite('TextModelSearch', () => {
 		let match = TextModelSearch.findNextMatch(model, searchParams, startPos, false);
 		assert.deepEqual(match, expectedMatches[0], `findNextMatch ${startPos}`);
 		for (let i = 0; i < expectedMatches.length; i++) {
-			startPos = expectedMatches[i].range.getStartPosition();;
+			startPos = expectedMatches[i].range.getStartPosition();
 			match = TextModelSearch.findNextMatch(model, searchParams, startPos, false);
 			assert.deepEqual(match, expectedMatches[i], `findNextMatch ${startPos}`);
 		}
diff --git a/src/vs/workbench/api/electron-browser/mainThreadEditor.ts b/src/vs/workbench/api/electron-browser/mainThreadEditor.ts
index cd44f6778a1..a875e16c35e 100644
--- a/src/vs/workbench/api/electron-browser/mainThreadEditor.ts
+++ b/src/vs/workbench/api/electron-browser/mainThreadEditor.ts
@@ -254,7 +254,7 @@ export class MainThreadTextEditor {
 				break;
 			case TextEditorRevealType.InCenter:
 				this._codeEditor.revealRangeInCenter(range);
-				break;;
+				break;
 			case TextEditorRevealType.InCenterIfOutsideViewport:
 				this._codeEditor.revealRangeInCenterIfOutsideViewport(range);
 				break;
diff --git a/src/vs/workbench/browser/parts/editor/tabsTitleControl.ts b/src/vs/workbench/browser/parts/editor/tabsTitleControl.ts
index 759efa00c16..612f7aff73f 100644
--- a/src/vs/workbench/browser/parts/editor/tabsTitleControl.ts
+++ b/src/vs/workbench/browser/parts/editor/tabsTitleControl.ts
@@ -272,8 +272,8 @@ export class TabsTitleControl extends TitleControl {
 				// Container
 				tabContainer.setAttribute('aria-label', `${name}, tab`);
 				tabContainer.title = title;
-				tabContainer.style.borderLeftColor = (index !== 0) ? (this.getColor(TAB_BORDER) || this.getColor(contrastBorder)) : null;;
-				tabContainer.style.borderRightColor = (index === editorsOfGroup.length - 1) ? (this.getColor(TAB_BORDER) || this.getColor(contrastBorder)) : null;;
+				tabContainer.style.borderLeftColor = (index !== 0) ? (this.getColor(TAB_BORDER) || this.getColor(contrastBorder)) : null;
+				tabContainer.style.borderRightColor = (index === editorsOfGroup.length - 1) ? (this.getColor(TAB_BORDER) || this.getColor(contrastBorder)) : null;
 				tabContainer.style.outlineColor = this.getColor(activeContrastBorder);
 
 				const tabOptions = this.editorGroupService.getTabOptions();
diff --git a/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts b/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts
index 210f9e632e7..41251145877 100644
--- a/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts
+++ b/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts
@@ -1029,7 +1029,7 @@ export class BreakpointsActionProvider implements IActionProvider {
 	}
 
 	public hasActions(tree: ITree, element: any): boolean {
-		return false;;
+		return false;
 	}
 
 	public hasSecondaryActions(tree: ITree, element: any): boolean {
@@ -1175,7 +1175,7 @@ export class BreakpointsRenderer implements IRenderer {
 	}
 
 	private renderExceptionBreakpoint(exceptionBreakpoint: debug.IExceptionBreakpoint, data: IBaseBreakpointTemplateData): void {
-		data.name.textContent = exceptionBreakpoint.label || `${exceptionBreakpoint.filter} exceptions`;;
+		data.name.textContent = exceptionBreakpoint.label || `${exceptionBreakpoint.filter} exceptions`;
 		data.breakpoint.title = data.name.textContent;
 		data.checkbox.checked = exceptionBreakpoint.enabled;
 	}
diff --git a/src/vs/workbench/parts/debug/electron-browser/rawDebugSession.ts b/src/vs/workbench/parts/debug/electron-browser/rawDebugSession.ts
index 0df197051a3..211539a5d4f 100644
--- a/src/vs/workbench/parts/debug/electron-browser/rawDebugSession.ts
+++ b/src/vs/workbench/parts/debug/electron-browser/rawDebugSession.ts
@@ -278,7 +278,7 @@ export class RawDebugSession extends v8.V8Protocol implements debug.ISession {
 		return this.send('restartFrame', args).then(response => {
 			this.fireFakeContinued(threadId);
 			return response;
-		});;
+		});
 	}
 
 	public completions(args: DebugProtocol.CompletionsArguments): TPromise<DebugProtocol.CompletionsResponse> {
diff --git a/src/vs/workbench/parts/preferences/common/keybindingsEditorModel.ts b/src/vs/workbench/parts/preferences/common/keybindingsEditorModel.ts
index 65379a3689f..cce68a1ae07 100644
--- a/src/vs/workbench/parts/preferences/common/keybindingsEditorModel.ts
+++ b/src/vs/workbench/parts/preferences/common/keybindingsEditorModel.ts
@@ -288,7 +288,7 @@ class KeybindingItemMatches {
 	}
 
 	private filterAndSort(matches: IMatch[]): IMatch[] {
-		return distinct(matches, (a => a.start + '.' + a.end)).filter(match => !matches.some(m => !(m.start === match.start && m.end === match.end) && (m.start <= match.start && m.end >= match.end))).sort((a, b) => a.start - b.start);;
+		return distinct(matches, (a => a.start + '.' + a.end)).filter(match => !matches.some(m => !(m.start === match.start && m.end === match.end) && (m.start <= match.start && m.end >= match.end))).sort((a, b) => a.start - b.start);
 	}
 
 	private matchesKeybinding(keybinding: ResolvedKeybinding, searchValue: string, words: string[]): KeybindingMatches {
diff --git a/src/vs/workbench/parts/tasks/common/taskConfiguration.ts b/src/vs/workbench/parts/tasks/common/taskConfiguration.ts
index b89dcfaeca2..cd6ab3b3382 100644
--- a/src/vs/workbench/parts/tasks/common/taskConfiguration.ts
+++ b/src/vs/workbench/parts/tasks/common/taskConfiguration.ts
@@ -1331,7 +1331,7 @@ class ConfigurationParser {
 		}
 
 		if ((!result.tasks || result.tasks.length === 0) && (globals.command && globals.command.name)) {
-			let matchers: ProblemMatcher[] = ProblemMatcherConverter.from(fileConfig.problemMatcher, context);;
+			let matchers: ProblemMatcher[] = ProblemMatcherConverter.from(fileConfig.problemMatcher, context);
 			let isBackground = fileConfig.isBackground ? !!fileConfig.isBackground : fileConfig.isWatching ? !!fileConfig.isWatching : undefined;
 			let task: Tasks.Task = {
 				_id: context.uuidMap.getUUID(globals.command.name),
diff --git a/test/smoke/src/tests/configuration-views.ts b/test/smoke/src/tests/configuration-views.ts
index e1241b6bfb5..25938ab1206 100644
--- a/test/smoke/src/tests/configuration-views.ts
+++ b/test/smoke/src/tests/configuration-views.ts
@@ -47,7 +47,7 @@ export function testConfigViews() {
 			await configView.enterBinding(['Control', 'u', 'NULL']);
 			await common.enter();
 			let html = await configView.getActivityBar(ActivityBarPosition.RIGHT);
-			assert.equal(html, undefined);;
+			assert.equal(html, undefined);
 			await app.wait();
 			await configView.toggleActivityBarPosition();
 			html = await configView.getActivityBar(ActivityBarPosition.RIGHT);