diff --git a/src/vs/platform/environment/node/argv.ts b/src/vs/platform/environment/node/argv.ts
index 0e5502fb67a..9f0f6e5bb06 100644
--- a/src/vs/platform/environment/node/argv.ts
+++ b/src/vs/platform/environment/node/argv.ts
@@ -209,8 +209,8 @@ export function parseArgs<T>(args: string[], options: OptionDescriptions<T>, err
 	const firstArg = args.find(a => a.length > 0 && a[0] !== '-');
 
 	const alias: { [key: string]: string } = {};
-	const string: string[] = ['_'];
-	const boolean: string[] = [];
+	const stringOptions: string[] = ['_'];
+	const booleanOptions: string[] = [];
 	const globalOptions: OptionDescriptions<any> = {};
 	let command: Subcommand<any> | undefined = undefined;
 	for (const optionId in options) {
@@ -225,14 +225,14 @@ export function parseArgs<T>(args: string[], options: OptionDescriptions<T>, err
 			}
 
 			if (o.type === 'string' || o.type === 'string[]') {
-				string.push(optionId);
+				stringOptions.push(optionId);
 				if (o.deprecates) {
-					string.push(...o.deprecates);
+					stringOptions.push(...o.deprecates);
 				}
 			} else if (o.type === 'boolean') {
-				boolean.push(optionId);
+				booleanOptions.push(optionId);
 				if (o.deprecates) {
-					boolean.push(...o.deprecates);
+					booleanOptions.push(...o.deprecates);
 				}
 			}
 			if (o.global) {
@@ -255,7 +255,7 @@ export function parseArgs<T>(args: string[], options: OptionDescriptions<T>, err
 
 
 	// remove aliases to avoid confusion
-	const parsedArgs = minimist(args, { string, boolean, alias });
+	const parsedArgs = minimist(args, { string: stringOptions, boolean: booleanOptions, alias });
 
 	const cleanedArgs: any = {};
 	const remainingArgs: any = parsedArgs;