diff --git a/src/plugins/platforms/wasm/qwasmcompositor.cpp b/src/plugins/platforms/wasm/qwasmcompositor.cpp
index 30c61d2668..959f3dbf2d 100644
--- a/src/plugins/platforms/wasm/qwasmcompositor.cpp
+++ b/src/plugins/platforms/wasm/qwasmcompositor.cpp
@@ -962,6 +962,8 @@ bool QWasmCompositor::processPointer(const PointerEvent& event)
         }
 
         m_windowManipulation.onPointerMove(event);
+        if (m_windowManipulation.operation() != WindowManipulation::Operation::None)
+            requestUpdate();
         break;
     }
     case EventType::PointerEnter:
diff --git a/src/plugins/platforms/wasm/qwasmwindow.cpp b/src/plugins/platforms/wasm/qwasmwindow.cpp
index bfcc556d6d..5cdee1a8d0 100644
--- a/src/plugins/platforms/wasm/qwasmwindow.cpp
+++ b/src/plugins/platforms/wasm/qwasmwindow.cpp
@@ -84,11 +84,16 @@ void QWasmWindow::setGeometry(const QRect &rect)
         if (r.y() < yMin)
             r.moveTop(yMin);
     }
-    if (!m_windowState.testFlag(Qt::WindowFullScreen) && !m_windowState.testFlag(Qt::WindowMaximized))
+    bool shouldInvalidate = true;
+    if (!m_windowState.testFlag(Qt::WindowFullScreen)
+        && !m_windowState.testFlag(Qt::WindowMaximized)) {
+        shouldInvalidate = m_normalGeometry.size() != r.size();
         m_normalGeometry = r;
+    }
     QPlatformWindow::setGeometry(r);
     QWindowSystemInterface::handleGeometryChange(window(), r);
-    invalidate();
+    if (shouldInvalidate)
+        invalidate();
 }
 
 void QWasmWindow::setVisible(bool visible)