diff --git a/assets/maps/contao-leaflet.js b/assets/maps/contao-leaflet.js
index 02e1dc1..f71e70a 100644
--- a/assets/maps/contao-leaflet.js
+++ b/assets/maps/contao-leaflet.js
@@ -1 +1 @@
-L.Contao=L.Class.extend({includes:L.Mixin.Events,attribution:' | <a href="http://contao-leaflet.netzmacht.de/" title="Leaflet extension for Contao CMS">netzmacht <em>creative</em></a>',maps:{},icons:{},initialize:function(){L.Icon.Default.imagePath="assets/leaflet/libs/leaflet/images",this.setGeoJsonListeners(L.GeoJSON)},addMap:function(t,e){return e.map.attributionControl.setPrefix(e.map.attributionControl.options.prefix+this.attribution),this.maps[t]=e,this.fire("map:added",{id:t,map:e}),this},getMap:function(t){return"undefined"==typeof this.maps[t]?null:this.maps[t]},addIcon:function(t,e){return this.icons[t]=e,this.fire("icon:added",{id:t,icon:e}),this},loadIcons:function(t){for(var e=0;e<t.length;e++){var n=L[t[e].type](t[e].options);this.addIcon(t[e].id,n)}},getIcon:function(t){return"undefined"==typeof this.icons[t]?null:this.icons[t]},load:function(t,e,n,o,i){var s=this.createRequestUrl(t),r=omnivore[e](s,n,o);return i&&(L.stamp(r),i.fire("dataloading",{layer:r}),r.on("ready",function(){i.calculateFeatureBounds(r),i.fire("dataload",{layer:r})}),r.on("error",function(){i.fire("dataload",{layer:r})})),r},pointToLayer:function(t,e){var n="marker",o=null;if(t.properties&&(t.properties.bounds=!0,t.properties.type&&(n=t.properties.type),t.properties.arguments&&(o=L[n].apply(L[n],t.properties.arguments),L.Util.setOptions(o,t.properties.options))),null===o&&(o=L[n](e,t.properties.options)),t.properties){if(t.properties.radius&&o.setRadius(t.properties.radius),t.properties.icon){var i=this.getIcon(t.properties.icon);i&&o.setIcon(i)}this.bindPopupFromFeature(o,t)}return this.fire("point:added",{marker:o,feature:t,latlng:e,type:n}),o},onEachFeature:function(t,e){t.properties&&(L.Util.setOptions(e,t.properties.options),this.bindPopupFromFeature(e,t),this.fire("feature:added",{feature:t,layer:e}))},bindPopupFromFeature:function(t,e){e.properties&&(e.properties.popup?t.bindPopup(e.properties.popup):e.properties.popupContent&&t.bindPopup(e.properties.popupContent))},setGeoJsonListeners:function(t){t&&t.prototype&&(t.prototype.options={pointToLayer:this.pointToLayer.bind(this),onEachFeature:this.onEachFeature.bind(this)})},createRequestUrl:function(t){t=encodeURIComponent(t);var e="leaflet",n=document.location.search.substr(1).split("&");if(""==n)return document.location.pathname+"?"+[e,t].join("=");for(var o,i=n.length;i--;)if(o=n[i].split("="),o[0]==e){o[1]=t,n[i]=o.join("=");break}return 0>i&&(n[n.length]=[e,t].join("=")),document.location.pathname+n.join("&")}}),L.contao=new L.Contao,L.Map.include({_dynamicBounds:null,calculateFeatureBounds:function(t,e){if(t){if(!this.options.adjustBounds&&!e)return;this._scanForBounds(t)}else this.eachLayer(this._scanForBounds,this);this._dynamicBounds&&this.fitBounds(this._dynamicBounds)},_scanForBounds:function(t){var e;!t.feature||t.feature.properties&&t.feature.properties.ignoreForBounds?t instanceof L.MarkerClusterGroup&&t.options.affectBounds?(e=t.getBounds(),e.isValid()&&(this._dynamicBounds?this._dynamicBounds.extend(e):this._dynamicBounds=L.latLngBounds(e.getSouthWest(),e.getNorthEast()))):(!t.options||t.options&&t.options.affectBounds)&&t.eachLayer&&t.eachLayer(this._scanForBounds,this):t.getBounds?(e=t.getBounds(),e.isValid()&&(this._dynamicBounds?this._dynamicBounds.extend(e):this._dynamicBounds=L.latLngBounds(e.getSouthWest(),e.getNorthEast()))):t.getLatLng&&(e=t.getLatLng(),this._dynamicBounds?this._dynamicBounds.extend(e):this._dynamicBounds=L.latLngBounds(e,e))}});
\ No newline at end of file
+L.Contao=L.Class.extend({includes:L.Mixin.Events,attribution:' | <a href="http://contao-leaflet.netzmacht.de/" title="Leaflet extension for Contao CMS">netzmacht <em>creative</em></a>',maps:{},icons:{},initialize:function(){L.Icon.Default.imagePath="assets/leaflet/libs/leaflet/images",this.setGeoJsonListeners(L.GeoJSON)},addMap:function(t,e){return e.map.attributionControl.setPrefix(e.map.attributionControl.options.prefix+this.attribution),this.maps[t]=e,this.fire("map:added",{id:t,map:e}),this},getMap:function(t){return"undefined"==typeof this.maps[t]?null:this.maps[t]},addIcon:function(t,e){return this.icons[t]=e,this.fire("icon:added",{id:t,icon:e}),this},loadIcons:function(t){for(var e=0;e<t.length;e++){var n=L[t[e].type](t[e].options);this.addIcon(t[e].id,n)}},getIcon:function(t){return"undefined"==typeof this.icons[t]?null:this.icons[t]},load:function(t,e,n,o,i){var s=this.createRequestUrl(t),r=omnivore[e](s,n,o);return i&&(L.stamp(r),i.fire("dataloading",{layer:r}),r.on("ready",function(){i.calculateFeatureBounds(r),i.fire("dataload",{layer:r})}),r.on("error",function(){i.fire("dataload",{layer:r})})),r},pointToLayer:function(t,e){var n="marker",o=null;if(t.properties&&(t.properties.bounds=!0,t.properties.type&&(n=t.properties.type),t.properties.arguments&&(o=L[n].apply(L[n],t.properties.arguments),L.Util.setOptions(o,t.properties.options))),null===o&&(o=L[n](e,t.properties.options)),t.properties){if(t.properties.radius&&o.setRadius(t.properties.radius),t.properties.icon){var i=this.getIcon(t.properties.icon);i&&o.setIcon(i)}this.bindPopupFromFeature(o,t)}return this.fire("point:added",{marker:o,feature:t,latlng:e,type:n}),o},onEachFeature:function(t,e){t.properties&&(L.Util.setOptions(e,t.properties.options),this.bindPopupFromFeature(e,t),this.fire("feature:added",{feature:t,layer:e}))},bindPopupFromFeature:function(t,e){e.properties&&(e.properties.popup?t.bindPopup(e.properties.popup):e.properties.popupContent&&t.bindPopup(e.properties.popupContent))},setGeoJsonListeners:function(t){t&&t.prototype&&(t.prototype.options={pointToLayer:this.pointToLayer.bind(this),onEachFeature:this.onEachFeature.bind(this)})},createRequestUrl:function(t){t=encodeURIComponent(t);var e="leaflet",n=document.location.search.substr(1).split("&");if(""==n)return document.location.pathname+"?"+[e,t].join("=");for(var o,i=n.length;i--;)if(o=n[i].split("="),o[0]==e){o[1]=t,n[i]=o.join("=");break}return 0>i&&(n[n.length]=[e,t].join("=")),document.location.pathname+n.join("&")}}),L.contao=new L.Contao,L.Map.include({_dynamicBounds:null,calculateFeatureBounds:function(t,e){if(t){if(!this.options.adjustBounds&&!e)return;this._scanForBounds(t)}else this.eachLayer(this._scanForBounds,this);this._dynamicBounds&&this.fitBounds(this._dynamicBounds)},_scanForBounds:function(t){var e;!t.feature||t.feature.properties&&t.feature.properties.ignoreForBounds?L.MarkerClusterGroup&&t instanceof L.MarkerClusterGroup&&t.options.affectBounds?(e=t.getBounds(),e.isValid()&&(this._dynamicBounds?this._dynamicBounds.extend(e):this._dynamicBounds=L.latLngBounds(e.getSouthWest(),e.getNorthEast()))):(!t.options||t.options&&t.options.affectBounds)&&t.eachLayer&&t.eachLayer(this._scanForBounds,this):t.getBounds?(e=t.getBounds(),e.isValid()&&(this._dynamicBounds?this._dynamicBounds.extend(e):this._dynamicBounds=L.latLngBounds(e.getSouthWest(),e.getNorthEast()))):t.getLatLng&&(e=t.getLatLng(),this._dynamicBounds?this._dynamicBounds.extend(e):this._dynamicBounds=L.latLngBounds(e,e))}});
\ No newline at end of file
diff --git a/assets/maps/src/Map.calculateFeatureBounds.js b/assets/maps/src/Map.calculateFeatureBounds.js
index 7eb844e..80cba71 100644
--- a/assets/maps/src/Map.calculateFeatureBounds.js
+++ b/assets/maps/src/Map.calculateFeatureBounds.js
@@ -63,7 +63,7 @@ L.Map.include({
                     this._dynamicBounds = L.latLngBounds(source, source);
                 }
             }
-        } else if (layer instanceof L.MarkerClusterGroup && layer.options.affectBounds) {
+        } else if (L.MarkerClusterGroup && layer instanceof L.MarkerClusterGroup && layer.options.affectBounds) {
             source = layer.getBounds();
 
             if (source.isValid()) {
diff --git a/module/dca/tl_leaflet_layer.php b/module/dca/tl_leaflet_layer.php
index 276bc7c..6fa2fd2 100644
--- a/module/dca/tl_leaflet_layer.php
+++ b/module/dca/tl_leaflet_layer.php
@@ -173,9 +173,6 @@ $GLOBALS['TL_DCA']['tl_leaflet_layer'] = array
                 'polygonOptions',
                 'iconCreateFunction',
                 'disableDefaultStyle'
-            ),
-            '+active' => array(
-                'affectBounds'
             )
         ),
     ),
diff --git a/src/Netzmacht/Contao/Leaflet/Mapper/Layer/MarkerClusterLayerMapper.php b/src/Netzmacht/Contao/Leaflet/Mapper/Layer/MarkerClusterLayerMapper.php
index 660a027..480a529 100644
--- a/src/Netzmacht/Contao/Leaflet/Mapper/Layer/MarkerClusterLayerMapper.php
+++ b/src/Netzmacht/Contao/Leaflet/Mapper/Layer/MarkerClusterLayerMapper.php
@@ -87,8 +87,6 @@ class MarkerClusterLayerMapper extends AbstractLayerMapper
             $GLOBALS['TL_CSS'][] = 'assets/leaflet/libs/leaflet-markercluster/MarkerCluster.Default.css||static';
         }
 
-        $definition->setOption('affectBounds', (bool) $model->affectBounds);
-
         $collection = LayerModel::findBy(
             array('pid=?', 'active=1'),
             array($model->id),
diff --git a/src/Netzmacht/Contao/Leaflet/Mapper/Layer/MarkersLayerMapper.php b/src/Netzmacht/Contao/Leaflet/Mapper/Layer/MarkersLayerMapper.php
index 19632cf..11eb604 100644
--- a/src/Netzmacht/Contao/Leaflet/Mapper/Layer/MarkersLayerMapper.php
+++ b/src/Netzmacht/Contao/Leaflet/Mapper/Layer/MarkersLayerMapper.php
@@ -68,8 +68,14 @@ class MarkersLayerMapper extends AbstractLayerMapper implements GeoJsonMapper
 
             if ($model->pointToLayer || $model->affectBounds) {
                 $layer = new GeoJson($this->getElementId($model, $elementId));
-                $layer->setPointToLayer(new Expression($model->pointToLayer));
-                $layer->setOption('affectBounds', (bool) $model->affectBounds);
+
+                if ($model->pointToLayer ) {
+                    $layer->setPointToLayer(new Expression($model->pointToLayer));
+                }
+
+                if ($model->affectBounds) {
+                    $layer->setOption('affectBounds', (bool) $model->affectBounds);
+                }
 
                 return array($this->getElementId($model, $elementId), RequestUrl::create($model->id), array(), $layer);
             }