diff --git a/remsim/RemsimServer_Tests.ttcn b/remsim/RemsimServer_Tests.ttcn
index 6179489..e154cc2 100644
--- a/remsim/RemsimServer_Tests.ttcn
+++ b/remsim/RemsimServer_Tests.ttcn
@@ -357,6 +357,16 @@
 	log(res);
 }
 
+/* simple delete of a non-existant slotmap */
+testcase TC_slotmap_del_nonexistant() runs on test_CT {
+	f_rsres_init();
+
+	var JsSlotmap sm := valueof(ts_JsSlotmap(ts_BankSlot(11,12), ts_ClientSlot(13,14)));
+	var HTTPResponse res := f_rsres_delete_slotmap(sm.bank, exp_sts:=404);
+	log(res);
+}
+
+
 /* simple delete of a 'UNACKNOWLEDGED' slotmap */
 testcase TC_slotmap_del_unack() runs on test_CT {
 	var ComponentIdentity rspro_id := valueof(ts_CompId(remsimBankd, testcasename()));
@@ -511,7 +521,6 @@
 /* TODO
  * - connect client w/slotmap; delete slotmap via REST (see if it is deleted)
  *   - don't acknowledge delete from client, disconnect client (see if slotmap is deleted)
- * - delete non-existing slotmap via REST
  * - create slotmap with integers out of range via REST
 
  * - connect from unknown client (name not known, no clientId provisioned?
@@ -527,6 +536,7 @@
 	execute( TC_slotmap_add_conn_cl_b() );
 	execute( TC_conn_cl_b_slotmap_add() );
 	execute( TC_slotmap_del_new() );
+	execute( TC_slotmap_del_nonexistant() );
 	execute( TC_slotmap_del_unack() );
 	execute( TC_slotmap_del_active() );
 	execute( TC_slotmap_del_active_client() );