diff --git a/src/vs/workbench/api/node/extHostLanguageFeatures.ts b/src/vs/workbench/api/node/extHostLanguageFeatures.ts
index d442609807b..b4a29ead027 100644
--- a/src/vs/workbench/api/node/extHostLanguageFeatures.ts
+++ b/src/vs/workbench/api/node/extHostLanguageFeatures.ts
@@ -671,14 +671,14 @@ class ColorProviderAdapter {
 	private _proxy: MainThreadLanguageFeaturesShape;
 	private _documents: ExtHostDocuments;
 	private _provider: vscode.DocumentColorProvider;
-	private _formatStorageMap: Map<vscode.IColorFormat, number>;
+	private _formatStorageMap: Map<vscode.ColorFormat, number>;
 	private _formatStorageIndex;
 
 	constructor(proxy: MainThreadLanguageFeaturesShape, documents: ExtHostDocuments, provider: vscode.DocumentColorProvider) {
 		this._proxy = proxy;
 		this._documents = documents;
 		this._provider = provider;
-		this._formatStorageMap = new Map<vscode.IColorFormat, number>();
+		this._formatStorageMap = new Map<vscode.ColorFormat, number>();
 		this._formatStorageIndex = 0;
 	}
 
diff --git a/src/vs/workbench/api/node/extHostTypeConverters.ts b/src/vs/workbench/api/node/extHostTypeConverters.ts
index 44f7d9da0f8..45441936c66 100644
--- a/src/vs/workbench/api/node/extHostTypeConverters.ts
+++ b/src/vs/workbench/api/node/extHostTypeConverters.ts
@@ -371,7 +371,7 @@ export namespace DocumentLink {
 }
 
 export namespace DocumentColorFormat {
-	export function from(colorFormat: vscode.IColorFormat): IRawColorFormat {
+	export function from(colorFormat: vscode.ColorFormat): IRawColorFormat {
 		let format: string | [string, string];
 		if (typeof colorFormat === 'string') {
 			format = colorFormat;