diff --git a/plugins/facetapi/widget_slider.inc b/plugins/facetapi/widget_slider.inc
index 791e116..da24eab 100644
--- a/plugins/facetapi/widget_slider.inc
+++ b/plugins/facetapi/widget_slider.inc
@@ -69,7 +69,7 @@ class FacetapiWidgetSlider extends FacetapiWidget {
       $this->jsSettings['sliderMaxHandle'] = $slider_max_global;
     }
 
-    if ($slider_max - $slider_min < 20) {
+    if ($slider_max - $slider_min < 20 && $facet['map options']['field']['type'] != 'number_integer') {
       $this->jsSettings['sliderStep'] = ($slider_max - $slider_min) / 20;
     }
     else {