diff --git a/src/googletest.h b/src/googletest.h
index 2525bc3..b4677b2 100644
--- a/src/googletest.h
+++ b/src/googletest.h
@@ -81,7 +81,7 @@
 #endif
 }
 
-#if defined(OS_WINDOWS) && defined(_MSC_VER)
+#if defined(OS_WINDOWS) && defined(_MSC_VER) && !defined(TEST_SRC_DIR)
 // The test will run in glog/vsproject/<project name>
 // (e.g., glog/vsproject/logging_unittest).
 static const char TEST_SRC_DIR[] = "../..";