diff --git a/packages/common/business_components/src/ui/map/lib/gis.layer.js b/packages/common/business_components/src/ui/map/lib/gis.layer.js
index 637406522..2d436ed12 100644
--- a/packages/common/business_components/src/ui/map/lib/gis.layer.js
+++ b/packages/common/business_components/src/ui/map/lib/gis.layer.js
@@ -121,7 +121,7 @@ GisOlLayer.prototype = {
 		params['REQUEST'] = 'GetFeature';
 		params['SRS'] = toProj;
 		params['OUTPUTFORMAT'] = 'application/json';
-		params['CQL_FILTER'] = filter;
+		if (filter) params['CQL_FILTER'] = filter;
 		let strParams = new URLSearchParams(params).toString();
 
 		let source = new VectorSource({