diff --git a/src/tests/test_api.py b/src/tests/test_api.py
index b69d227c09..4ae7d631d9 100644
--- a/src/tests/test_api.py
+++ b/src/tests/test_api.py
@@ -842,7 +842,9 @@ def test_institution_default(self, client: flask.Flask):
 
     def test_institution_ids(self, client: flask.Flask):
         _ = global_data.get_mappings(strict=True)
-        institution_ids_list = client.get("/institution_ids").json
+        response = client.get("/institution_ids")
+        print(response)
+        institution_ids_list = response.json
 
         assert len(institution_ids_list) > 20, "Unexpectedly few institutions: %d" % len(institution_ids_list)
         names_list = [i["name"] for i in institution_ids_list]