1 files changed, 4 insertions, 2 deletions
diff --git a/src/corelib/global/qlogging.h b/src/corelib/global/qlogging.h
index de822672184..aa0ab93a2d9 100644
--- a/src/corelib/global/qlogging.h
+++ b/src/corelib/global/qlogging.h
@@ -37,15 +37,17 @@ enum QtMsgType {
 #endif
 };
 
+class QInternalMessageLogContext;
 class QMessageLogContext
 {
     Q_DISABLE_COPY(QMessageLogContext)
 public:
+    static constexpr int CurrentVersion = 2;
     constexpr QMessageLogContext() noexcept = default;
     constexpr QMessageLogContext(const char *fileName, int lineNumber, const char *functionName, const char *categoryName) noexcept
         : line(lineNumber), file(fileName), function(functionName), category(categoryName) {}
 
-    int version = 2;
+    int version = CurrentVersion;
     int line = 0;
     const char *file = nullptr;
     const char *function = nullptr;
@@ -54,8 +56,8 @@ public:
 private:
     QMessageLogContext &copyContextFrom(const QMessageLogContext &logContext) noexcept;
 
+    friend class QInternalMessageLogContext;
     friend class QMessageLogger;
-    friend class QDebug;
 };
 
 class QLoggingCategory;