diff --git a/src/vs/vscode.proposed.d.ts b/src/vs/vscode.proposed.d.ts
index f4cf361cd18..647ca26252a 100644
--- a/src/vs/vscode.proposed.d.ts
+++ b/src/vs/vscode.proposed.d.ts
@@ -47,7 +47,7 @@ declare module 'vscode' {
 	export class SelectionRange {
 		kind: SelectionRangeKind;
 		range: Range;
-		constructor(kind: SelectionRangeKind, range: Range);
+		constructor(range: Range, kind: SelectionRangeKind);
 	}
 
 	export interface SelectionRangeProvider {
diff --git a/src/vs/workbench/api/node/extHostTypeConverters.ts b/src/vs/workbench/api/node/extHostTypeConverters.ts
index 6a0e7d9f7f1..49059e84543 100644
--- a/src/vs/workbench/api/node/extHostTypeConverters.ts
+++ b/src/vs/workbench/api/node/extHostTypeConverters.ts
@@ -855,7 +855,7 @@ export namespace SelectionRange {
 	}
 
 	export function to(obj: modes.SelectionRange): vscode.SelectionRange {
-		return new types.SelectionRange(SelectionRangeKind.to(obj.kind), Range.to(obj.range));
+		return new types.SelectionRange(Range.to(obj.range), SelectionRangeKind.to(obj.kind));
 	}
 }
 
diff --git a/src/vs/workbench/api/node/extHostTypes.ts b/src/vs/workbench/api/node/extHostTypes.ts
index ba390e1ff49..12117cefb87 100644
--- a/src/vs/workbench/api/node/extHostTypes.ts
+++ b/src/vs/workbench/api/node/extHostTypes.ts
@@ -1060,9 +1060,9 @@ export class SelectionRange {
 	kind: SelectionRangeKind;
 	range: Range;
 
-	constructor(kind: SelectionRangeKind, range: Range) {
-		this.kind = kind;
+	constructor(range: Range, kind: SelectionRangeKind, ) {
 		this.range = range;
+		this.kind = kind;
 	}
 }
 
diff --git a/src/vs/workbench/test/electron-browser/api/extHostApiCommands.test.ts b/src/vs/workbench/test/electron-browser/api/extHostApiCommands.test.ts
index f73279a7c6f..83cbe12ea65 100644
--- a/src/vs/workbench/test/electron-browser/api/extHostApiCommands.test.ts
+++ b/src/vs/workbench/test/electron-browser/api/extHostApiCommands.test.ts
@@ -802,8 +802,8 @@ suite('ExtHostLanguageFeatureCommands', function () {
 		disposables.push(extHost.registerSelectionRangeProvider(nullExtensionDescription, defaultSelector, <vscode.SelectionRangeProvider>{
 			provideSelectionRanges() {
 				return [
-					new types.SelectionRange(types.SelectionRangeKind.Empty, new types.Range(0, 10, 0, 18)),
-					new types.SelectionRange(types.SelectionRangeKind.Empty, new types.Range(0, 2, 0, 20))
+					new types.SelectionRange(new types.Range(0, 10, 0, 18), types.SelectionRangeKind.Empty),
+					new types.SelectionRange(new types.Range(0, 2, 0, 20), types.SelectionRangeKind.Empty)
 				];
 			}
 		}));
diff --git a/src/vs/workbench/test/electron-browser/api/extHostLanguageFeatures.test.ts b/src/vs/workbench/test/electron-browser/api/extHostLanguageFeatures.test.ts
index daad32a2850..66c740fbaa3 100644
--- a/src/vs/workbench/test/electron-browser/api/extHostLanguageFeatures.test.ts
+++ b/src/vs/workbench/test/electron-browser/api/extHostLanguageFeatures.test.ts
@@ -1230,8 +1230,8 @@ suite('ExtHostLanguageFeatures', function () {
 		disposables.push(extHost.registerSelectionRangeProvider(defaultExtension, defaultSelector, <vscode.SelectionRangeProvider>{
 			provideSelectionRanges() {
 				return [
-					new types.SelectionRange(types.SelectionRangeKind.Empty, new types.Range(0, 10, 0, 18)),
-					new types.SelectionRange(types.SelectionRangeKind.Empty, new types.Range(0, 2, 0, 20))
+					new types.SelectionRange(new types.Range(0, 10, 0, 18), types.SelectionRangeKind.Empty),
+					new types.SelectionRange(new types.Range(0, 2, 0, 20), types.SelectionRangeKind.Empty)
 				];
 			}
 		}));