diff --git a/config/search/config.json b/config/search/config.json
index 02772cf..f12e559 100644
--- a/config/search/config.json
+++ b/config/search/config.json
@@ -700,11 +700,11 @@
         ],
         "operation_area": [
           "http://data.vlaanderen.be/ns/besluit#werkingsgebied",
-          "http://www.w3.org/2004/02/skos/core#prefLabel"
+          "http://www.w3.org/2000/01/rdf-schema#label"
         ],
         "operation_area_spatial": [
           "http://purl.org/dc/terms/spatial",
-          "http://www.w3.org/2004/02/skos/core#prefLabel"
+          "http://www.w3.org/2000/01/rdf-schema#label"
         ]
       },
       "mappings": {