diff --git a/collections/CLMS_imperviousness_10m_2018.yaml b/collections/CLMS_imperviousness_10m_2018.yaml
index 64712c0..7cd5966 100644
--- a/collections/CLMS_imperviousness_10m_2018.yaml
+++ b/collections/CLMS_imperviousness_10m_2018.yaml
@@ -17,5 +17,4 @@ Agency:
 Resources:
   - EndPoint: https://image.discomap.eea.europa.eu/arcgis/services/GioLandPublic/HRL_ImperviousnessDensity_2018/ImageServer/WMSServer
     Name: WMS
-    LayerId: HRL_ImperviousnessDensity_2018:IMD_MosaicSymbology.rft
-    Styles: [default]
+    LayerId: 'HRL_ImperviousnessDensity_2018:IMD_MosaicSymbology.rft'