diff --git a/tests/qt-macros/config.json b/tests/qt-macros/config.json
index f88cbf0..33dcbfb 100644
--- a/tests/qt-macros/config.json
+++ b/tests/qt-macros/config.json
@@ -1,8 +1,13 @@
 {
     "tests" : [
         {
             "filename" : "main.cpp",
             "minimum_clang_version" : 370
+        },
+        {
+            "filename" : "q_os_windows.cpp",
+            "minimum_clang_version" : 370,
+            "maximum_qt_version" : 51203
         }
     ]
 }
diff --git a/tests/qt-macros/main.cpp b/tests/qt-macros/main.cpp
index 707dd4f..c31c178 100644
--- a/tests/qt-macros/main.cpp
+++ b/tests/qt-macros/main.cpp
@@ -1,19 +1,13 @@
 #ifdef Q_OS_WIN // Warning: testing before including qglobal.h
 #endif
 
 #if defined(Q_OS_WIN) // Warning: testing before including qglobal.h
 #endif
 
 #include <QtCore/QString>
 
-#if defined(Q_OS_WINDOWS) // Warning, should be Q_OS_WIN
-#endif
-
-#ifdef Q_OS_WINDOWS // Warning, should be Q_OS_WIN
-#endif
-
 #ifdef Q_OS_WIN // OK
 #endif
 
 #if defined(Q_OS_WIN) // OK
 #endif
diff --git a/tests/qt-macros/main.cpp.expected b/tests/qt-macros/main.cpp.expected
index 82f7f82..d520992 100644
--- a/tests/qt-macros/main.cpp.expected
+++ b/tests/qt-macros/main.cpp.expected
@@ -1,4 +1,2 @@
 qt-macros/main.cpp:1:2: warning: Include qglobal.h before testing Q_OS_ macros [-Wclazy-qt-macros]
 qt-macros/main.cpp:4:5: warning: Include qglobal.h before testing Q_OS_ macros [-Wclazy-qt-macros]
-qt-macros/main.cpp:9:5: warning: Q_OS_WINDOWS was only introduced in Qt 5.12.4, use Q_OS_WIN instead [-Wclazy-qt-macros]
-qt-macros/main.cpp:12:2: warning: Q_OS_WINDOWS was only introduced in Qt 5.12.4, use Q_OS_WIN instead [-Wclazy-qt-macros]
diff --git a/tests/qt-macros/q_os_windows.cpp b/tests/qt-macros/q_os_windows.cpp
new file mode 100644
index 0000000..e8c9331
--- /dev/null
+++ b/tests/qt-macros/q_os_windows.cpp
@@ -0,0 +1,4 @@
+#include <QtCore/QString>
+
+#if defined(Q_OS_WINDOWS) // Warning, should be Q_OS_WIN
+#endif