diff --git a/src/harness/harness.ts b/src/harness/harness.ts
index 6db8d9c00e..561cf2c8b0 100644
--- a/src/harness/harness.ts
+++ b/src/harness/harness.ts
@@ -814,7 +814,7 @@ module Harness {
             sourceText: string,
             languageVersion: ts.ScriptTarget,
             assertInvariants: boolean) {
-
+
             // Only set the parent nodes if we're asserting invariants.  We don't need them otherwise.
             var result = ts.createSourceFile(fileName, sourceText, languageVersion, /*setParentNodes:*/ assertInvariants);
 
@@ -943,14 +943,13 @@ module Harness {
             public emitAll(ioHost?: IEmitterIOHost) {
                 this.compileFiles(this.inputFiles,
                     /*otherFiles*/ [],
-                    /*onComplete*/ (result) => {
+                    /*onComplete*/ result => {
                         result.files.forEach(writeFile);
                         result.declFilesCode.forEach(writeFile);
                         result.sourceMaps.forEach(writeFile);
                     },
                     /*settingsCallback*/ () => { },
-                    this.compileOptions,
-                    /*currentDirectory*/ undefined);
+                    this.compileOptions);
 
                 function writeFile(file: GeneratedFile) {
                     ioHost.writeFile(file.fileName, file.code, false);