diff --git a/SAS/TMSS/test/t_tmssapp_specification_REST_API.py b/SAS/TMSS/test/t_tmssapp_specification_REST_API.py
index 24d07e3af3072db6aa8de02a7211325751e57e0b..10c561266b1db71d56478b179f6b9822176c7183 100755
--- a/SAS/TMSS/test/t_tmssapp_specification_REST_API.py
+++ b/SAS/TMSS/test/t_tmssapp_specification_REST_API.py
@@ -440,9 +440,9 @@ class TaskConnectorTestCase(unittest.TestCase):
         url = r_dict['url']
         GET_OK_and_assert_equal_expected_response(self, url, tc_test_data)
 
-        test_patch = {"role": BASE_URL + '/role/calibrator/',
-                      "dataformats": [BASE_URL + '/dataformat/Beamformed/',
-                                      BASE_URL + '/dataformat/MeasurementSet/']}
+        test_patch = {"role": BASE_URL + '/role/calibrator',
+                      "dataformats": [BASE_URL + '/dataformat/Beamformed',
+                                      BASE_URL + '/dataformat/MeasurementSet']}
 
         # PATCH item and verify
         PATCH_and_assert_expected_response(self, url, test_patch, 200, test_patch)