diff --git a/aidl_unittest.cpp b/aidl_unittest.cpp
index 0218561..81931a1 100644
--- a/aidl_unittest.cpp
+++ b/aidl_unittest.cpp
@@ -962,7 +962,7 @@
 
 TEST_P(AidlTest, StructuredFailOnUnstructuredParcelable) {
   const string expected_stderr =
-      "ERROR: ./o/WhoKnowsWhat.aidl:1.22-35: o.WhoKnowsWhat is not structured, but this is a "
+      "ERROR: o/WhoKnowsWhat.aidl:1.22-35: o.WhoKnowsWhat is not structured, but this is a "
       "structured interface.\n";
   io_delegate_.SetFileContents("o/WhoKnowsWhat.aidl", "package o; parcelable WhoKnowsWhat;");
   import_paths_.emplace("");