diff --git a/resources/qml/ScrollHelper.qml b/resources/qml/ScrollHelper.qml
index 3a8868f5..cdb4a23a 100644
--- a/resources/qml/ScrollHelper.qml
+++ b/resources/qml/ScrollHelper.qml
@@ -71,6 +71,8 @@ MouseArea {
             pixelDelta = wheel.pixelDelta.y
         }
 
+	pixelDelta = Math.round(pixelDelta)
+
         if (!pixelDelta) {
             return flickableItem.contentY;
         }