diff --git a/src/plugins/platforms/windows/qwindowsintegration.cpp b/src/plugins/platforms/windows/qwindowsintegration.cpp
index d7ac4cfc1e..adac7aa254 100644
--- a/src/plugins/platforms/windows/qwindowsintegration.cpp
+++ b/src/plugins/platforms/windows/qwindowsintegration.cpp
@@ -346,8 +346,8 @@ static inline unsigned parseOptions(const QStringList &paramList)
             }
         } else if (param == QLatin1String("gl=gdi")) {
             options |= QWindowsIntegration::DisableArb;
-        } else if (param == QLatin1String("mousefromtouch")) {
-            options |= QWindowsIntegration::PassOsMouseEventsSynthesizedFromTouch;
+        } else if (param == QLatin1String("nomousefromtouch")) {
+            options |= QWindowsIntegration::DontPassOsMouseEventsSynthesizedFromTouch;
         }
     }
     return options;
@@ -566,11 +566,9 @@ QVariant QWindowsIntegration::styleHint(QPlatformIntegration::StyleHint hint) co
     case QPlatformIntegration::SynthesizeMouseFromTouchEvents:
 #ifdef Q_OS_WINCE
         // We do not want Qt to synthesize mouse events as Windows also does that.
-        // Alternatively, Windows-generated touch mouse events can be identified and
-        // ignored by checking GetMessageExtraInfo() for MI_WP_SIGNATURE (0xFF515700).
        return false;
 #else // Q_OS_WINCE
-        return QVariant(!(d->m_options & PassOsMouseEventsSynthesizedFromTouch));
+       return QVariant(bool(d->m_options & DontPassOsMouseEventsSynthesizedFromTouch));
 #endif // !Q_OS_WINCE
     default:
         break;
diff --git a/src/plugins/platforms/windows/qwindowsintegration.h b/src/plugins/platforms/windows/qwindowsintegration.h
index 6643b1642e..3911fde388 100644
--- a/src/plugins/platforms/windows/qwindowsintegration.h
+++ b/src/plugins/platforms/windows/qwindowsintegration.h
@@ -60,7 +60,7 @@ public:
         DisableArb = 0x4,
         NoNativeDialogs = 0x8,
         XpNativeDialogs = 0x10,
-        PassOsMouseEventsSynthesizedFromTouch = 0x20 // Pass OS-generated mouse events from touch.
+        DontPassOsMouseEventsSynthesizedFromTouch = 0x20 // Do not pass OS-generated mouse events from touch.
     };
 
     explicit QWindowsIntegration(const QStringList &paramList);
diff --git a/src/plugins/platforms/windows/qwindowsmousehandler.cpp b/src/plugins/platforms/windows/qwindowsmousehandler.cpp
index 8516af7bd9..b43aafeba0 100644
--- a/src/plugins/platforms/windows/qwindowsmousehandler.cpp
+++ b/src/plugins/platforms/windows/qwindowsmousehandler.cpp
@@ -170,7 +170,9 @@ bool QWindowsMouseHandler::translateMouseEvent(QWindow *window, HWND hwnd,
     Qt::MouseEventSource source = Qt::MouseEventNotSynthesized;
 
 #ifndef Q_OS_WINCE
-    static const bool passSynthesizedMouseEvents = QWindowsIntegration::instance()->options() & QWindowsIntegration::PassOsMouseEventsSynthesizedFromTouch;
+    // Check for events synthesized from touch. Lower byte is touch index, 0 means pen.
+    static const bool passSynthesizedMouseEvents =
+            !(QWindowsIntegration::instance()->options() & QWindowsIntegration::DontPassOsMouseEventsSynthesizedFromTouch);
     if (!passSynthesizedMouseEvents) {
         // Check for events synthesized from touch. Lower 7 bits are touch/pen index, bit 8 indicates touch.
         // However, when tablet support is active, extraInfo is a packet serial number. This is not a problem