diff --git a/src/gui/text/qharfbuzzng.cpp b/src/gui/text/qharfbuzzng.cpp
index 96a1cff889..08072b1cf3 100644
--- a/src/gui/text/qharfbuzzng.cpp
+++ b/src/gui/text/qharfbuzzng.cpp
@@ -586,7 +586,7 @@ void hb_qt_font_set_use_design_metrics(hb_font_t *font, uint value)
 
 uint hb_qt_font_get_use_design_metrics(hb_font_t *font)
 {
-    return uint(hb_font_get_user_data(font, &_useDesignMetricsKey));
+    return quintptr(hb_font_get_user_data(font, &_useDesignMetricsKey));
 }