diff --git a/qmetaobject/src/qtquickcontrols2.rs b/qmetaobject/src/qtquickcontrols2.rs
index 17272abe..373ccb6b 100644
--- a/qmetaobject/src/qtquickcontrols2.rs
+++ b/qmetaobject/src/qtquickcontrols2.rs
@@ -5,7 +5,7 @@ pub struct QQuickStyle {}
 
 impl QQuickStyle {
     /// Refer to the Qt documentation for QQuickStyle::setStyle
-    pub fn set_style(style: QString) {
-        std::env::set_var::<_, String>("QT_QUICK_CONTROLS_STYLE", style.into());
+    pub fn set_style(style: &str) {
+        std::env::set_var("QT_QUICK_CONTROLS_STYLE", style);
     }
 }