diff --git a/resources/qml/Preferences/Materials/MaterialsView.qml b/resources/qml/Preferences/Materials/MaterialsView.qml
index fc706beec3..b19814a1a0 100644
--- a/resources/qml/Preferences/Materials/MaterialsView.qml
+++ b/resources/qml/Preferences/Materials/MaterialsView.qml
@@ -266,6 +266,13 @@ OldControls.TabView
                     to: 100000000
                     editable: true
 
+                    contentItem: TextField
+                    {
+                        text: spoolCostSpinBox.textFromValue(spoolCostSpinBox.value, spoolCostSpinBox.locale)
+                        selectByMouse: true
+                        background: Item {}
+                    }
+
                     property int decimals: 2
 
                     valueFromText: function(text) {
@@ -296,6 +303,13 @@ OldControls.TabView
                     to: 10000
                     editable: true
 
+                    contentItem: TextField
+                    {
+                        text: spoolWeightSpinBox.textFromValue(spoolWeightSpinBox.value, spoolWeightSpinBox.locale)
+                        selectByMouse: true
+                        background: Item {}
+                    }
+
                     valueFromText: function(text, locale) {
                         // remove all non-number tokens from input string so value can be parsed correctly
                         var value = Number(text.replace(",", ".").replace(/[^0-9.-]+/g, ""));