diff --git a/src/tt/controller/things.py b/src/tt/controller/things.py
index f114093..792e899 100644
--- a/src/tt/controller/things.py
+++ b/src/tt/controller/things.py
@@ -79,11 +79,16 @@ def get_things(
     query = Thing.select().where(~Thing.deleted)
 
     if search_text:
-        # TODO: which fields are searchable?
+        # TODO: which fields are searchable should by dynamic
         query = query.where(fn.Lower(Thing.data['text']).contains(search_text.lower()))
 
     for param, val in filters.items():
-        query = query.where(Thing.data[param] == val)
+        if val is not None:
+            # no _in query for JSON fields, so use OR
+            condition = False
+            for cond in val:
+                condition |= Thing.data[param] == cond
+            query = query.where(condition)
 
     sort_expressions = _parse_sort_string(sort)
     query = query.order_by(*sort_expressions)
diff --git a/src/tt/tui/things.py b/src/tt/tui/things.py
index ec6eef9..f9f50fa 100644
--- a/src/tt/tui/things.py
+++ b/src/tt/tui/things.py
@@ -51,7 +51,7 @@ class ThingTable(TableEditor):
     def refresh_items(self):
         items = get_things(
             self.search_query,
-            filters={},# key: self._filters_to_list(key) for key in self._filters},
+            filters={key: self._filters_to_list(key) for key in self.filters},
             sort=self.sort_string,
         )
         for item in items: