diff --git a/MNNL/mnnl.sql b/MNNL/mnnl.sql
index 5bd766940..6ec3082b7 100644
--- a/MNNL/mnnl.sql
+++ b/MNNL/mnnl.sql
@@ -196,7 +196,7 @@ AS
       AND pf.prs_perslid_key = rr.res_rsv_ruimte_host_key
       AND rr.res_rsv_ruimte_verwijder IS NULL
       AND rr.res_status_fo_key NOT IN (3, 4)
-      AND COALESCE(rr.res_rsv_ruimte_bezoekers_shown, rr.res_rsv_ruimte_noshow) IS NOT NULL
+      AND COALESCE(rr.res_rsv_ruimte_bezoekers_shown, rr.res_rsv_ruimte_noshow) IS NULL
       AND TRUNC(rr.res_rsv_ruimte_van) BETWEEN TRUNC(SYSDATE)
                                            AND TRUNC(SYSDATE+3);