diff --git a/qrenderdoc/va_stdafx.h b/qrenderdoc/va_stdafx.h
new file mode 100644
index 000000000..cc7a1097a
--- /dev/null
+++ b/qrenderdoc/va_stdafx.h
@@ -0,0 +1,5 @@
+// This macro confuses Visual Assist a lot which can lead to a lot of different problems,
+// including refactoring adding QT_NAMESPACE onto classes like QString, and Ui classes
+// not being found properly.
+
+#define QT_NAMESPACE