diff --git a/src/libs/vmisc/theme/vtheme.cpp b/src/libs/vmisc/theme/vtheme.cpp
index 0f940e8b8..acc1b0c5f 100644
--- a/src/libs/vmisc/theme/vtheme.cpp
+++ b/src/libs/vmisc/theme/vtheme.cpp
@@ -91,9 +91,14 @@ bool GetTrueWindowsVersion(RTL_OSVERSIONINFOW &osVersionInfo)
     // Successfully loaded?
     if (hNTdllDll != nullptr)
     {
+        QT_WARNING_PUSH
+        QT_WARNING_DISABLE_MSVC(4191)
+
         // Get the function pointer to RtlGetVersion
         pRtlGetVersion = reinterpret_cast<RtlGetVersionFunc>(GetProcAddress(hNTdllDll, "RtlGetVersion"));
 
+        QT_WARNING_POP
+
         // If successful then read the function
         if (pRtlGetVersion != nullptr)
         {