diff --git a/src/plugins/platforms/wasm/qwasmwindow.cpp b/src/plugins/platforms/wasm/qwasmwindow.cpp
index f9861bb4dba..b8197c5113c 100644
--- a/src/plugins/platforms/wasm/qwasmwindow.cpp
+++ b/src/plugins/platforms/wasm/qwasmwindow.cpp
@@ -208,23 +208,9 @@ bool QWasmWindow::onNonClientEvent(const PointerEvent &event)
 
 void QWasmWindow::initialize()
 {
-    QRect rect = windowGeometry();
-
-    const auto windowFlags = window()->flags();
-    const bool shouldRestrictMinSize =
-            !windowFlags.testFlag(Qt::FramelessWindowHint) && !windowIsPopupType(windowFlags);
-    const bool isMinSizeUninitialized = window()->minimumSize() == QSize(0, 0);
-
-    if (shouldRestrictMinSize && isMinSizeUninitialized)
-        window()->setMinimumSize(QSize(minSizeForRegularWindows, minSizeForRegularWindows));
-
-
-    const QSize minimumSize = windowMinimumSize();
-    const QSize maximumSize = windowMaximumSize();
-    const QSize targetSize = !rect.isEmpty() ? rect.size() : minimumSize;
-
-    rect.setWidth(qBound(minimumSize.width(), targetSize.width(), maximumSize.width()));
-    rect.setHeight(qBound(minimumSize.height(), targetSize.height(), maximumSize.height()));
+    auto initialGeometry = QPlatformWindow::initialGeometry(window(),
+            windowGeometry(), defaultWindowSize, defaultWindowSize);
+    m_normalGeometry = initialGeometry;
 
     setWindowState(window()->windowStates());
     setWindowFlags(window()->flags());
@@ -233,7 +219,6 @@ void QWasmWindow::initialize()
 
     if (window()->isTopLevel())
         setWindowIcon(window()->icon());
-    m_normalGeometry = rect;
     QPlatformWindow::setGeometry(m_normalGeometry);
 
 #if QT_CONFIG(accessibility)
diff --git a/src/plugins/platforms/wasm/qwasmwindow.h b/src/plugins/platforms/wasm/qwasmwindow.h
index 2c4c0d3df36..ab0dc68e839 100644
--- a/src/plugins/platforms/wasm/qwasmwindow.h
+++ b/src/plugins/platforms/wasm/qwasmwindow.h
@@ -105,7 +105,7 @@ public:
 
 private:
     friend class QWasmScreen;
-    static constexpr auto minSizeForRegularWindows = 100;
+    static constexpr auto defaultWindowSize = 160;
 
     // QWasmWindowTreeNode:
     QWasmWindow *asWasmWindow() final;
diff --git a/tests/auto/wasm/selenium/qwasmwindow.py b/tests/auto/wasm/selenium/qwasmwindow.py
index 69934b1db51..39147b7a0f9 100644
--- a/tests/auto/wasm/selenium/qwasmwindow.py
+++ b/tests/auto/wasm/selenium/qwasmwindow.py
@@ -28,7 +28,6 @@ class WidgetTestCase(unittest.TestCase):
         self.addTypeEqualityFunc(Rect, assert_rects_equal)
 
     def test_window_resizing(self):
-        defaultWindowMinSize = 100
         screen = Screen(self._driver, ScreenPosition.FIXED,
                        x=0, y=0, width=600, height=600)
         window = Window(parent=screen, rect=Rect(x=100, y=100, width=200, height=200))
@@ -59,7 +58,7 @@ class WidgetTestCase(unittest.TestCase):
         self.assertEqual(window.rect, Rect(x=75, y=95, width=215, height=230))
 
         window.drag(Handle.BOTTOM_RIGHT, direction=UP(150) + LEFT(150))
-        self.assertEqual(window.rect, Rect(x=75, y=95, width=defaultWindowMinSize, height=defaultWindowMinSize))
+        self.assertEqual(window.rect, Rect(x=75, y=95, width=65, height=80))
 
     def test_cannot_resize_over_screen_top_edge(self):
         screen = Screen(self._driver, ScreenPosition.FIXED,