diff --git a/plugins/ChangeLogPlugin/ChangeLog.qml b/plugins/ChangeLogPlugin/ChangeLog.qml
index 86f80410d5..69af3192d1 100644
--- a/plugins/ChangeLogPlugin/ChangeLog.qml
+++ b/plugins/ChangeLogPlugin/ChangeLog.qml
@@ -11,8 +11,10 @@ import UM 1.1 as UM
 UM.Dialog
 {
     id: base
-    minimumWidth: 400
-    minimumHeight: 300
+    minimumWidth: 400 * Screen.devicePixelRatio
+    minimumHeight: 300 * Screen.devicePixelRatio
+    width: minimumWidth
+    height: minimumHeight
     title: catalog.i18nc("@label", "Changelog")
 
     ScrollView
diff --git a/resources/qml/AboutDialog.qml b/resources/qml/AboutDialog.qml
index eb8795c5a6..e81c0e3ca8 100644
--- a/resources/qml/AboutDialog.qml
+++ b/resources/qml/AboutDialog.qml
@@ -13,8 +13,11 @@ UM.Dialog
 
     //: About dialog title
     title: catalog.i18nc("@title:window","About Cura")
-    minimumWidth: 400
-    minimumHeight: 300;
+
+    minimumWidth: 400 * Screen.devicePixelRatio
+    minimumHeight: 300 * Screen.devicePixelRatio
+    width: minimumWidth
+    height: minimumHeight
     //UM.I18nCatalog { id: catalog; }