diff --git a/server/internal/api/metadata.go b/server/internal/api/metadata.go
index ae38cab..440b9f7 100644
--- a/server/internal/api/metadata.go
+++ b/server/internal/api/metadata.go
@@ -18,6 +18,17 @@ func MetadataHandler(meta, marketing, ymt *sql.DB) http.Handler {
 			tables = marketingMetadataTables()
 		}
 
+		// filter hidden fields
+		for i := range tables {
+			var visible []fieldInfo
+			for _, f := range tables[i].Fields {
+				if !f.Hidden {
+					visible = append(visible, f)
+				}
+			}
+			tables[i].Fields = visible
+		}
+
 		sort.Slice(tables, func(i, j int) bool { return tables[i].Table < tables[j].Table })
 		rec := recommendedDefaults(ds, ot)
 		ok(w, r, map[string]interface{}{"datasource": ds, "tables": tables, "recommended": rec})