diff --git a/geoportal/vars.yaml b/geoportal/vars.yaml
index 1c04449e8..79746d585 100644
--- a/geoportal/vars.yaml
+++ b/geoportal/vars.yaml
@@ -65,6 +65,8 @@ vars:
             extent: *extent
             origin: [2485071.54, 1299941.84]
             resolutions: *resolutions
+        gmfDatasourceOptions:
+          arcgisWMSInfoFormat: application/geo+json
       routes:
         fulltextsearchUrl:
           params: