diff --git a/src/harness/harness.ts b/src/harness/harness.ts
index 9ed817eae499e..db8c30ddcc938 100644
--- a/src/harness/harness.ts
+++ b/src/harness/harness.ts
@@ -1667,10 +1667,10 @@ namespace Harness {
             const encoded_actual = Utils.encodeString(actual);
             if (expected !== encoded_actual) {
                 if (actual === NoContent) {
-                    IO.writeFile(relativeFileName + ".delete", "");
+                    IO.writeFile(localPath(relativeFileName + ".delete"), "");
                 }
                 else {
-                    IO.writeFile(relativeFileName, actual);
+                    IO.writeFile(localPath(relativeFileName), actual);
                 }
                 // Overwrite & issue error
                 const errMsg = "The baseline file " + relativeFileName + " has changed.";
@@ -1678,6 +1678,7 @@ namespace Harness {
             }
         }
 
+
         export function runBaseline(
             descriptionForDescribe: string,
             relativeFileName: string,