diff --git a/nmostesting/IS12Utils.py b/nmostesting/IS12Utils.py
index c3548f26..3a3d7f4f 100644
--- a/nmostesting/IS12Utils.py
+++ b/nmostesting/IS12Utils.py
@@ -24,7 +24,7 @@
 from .GenericTest import NMOSInitException, NMOSTestException
 from .TestHelper import WebsocketWorker, load_resolved_schema
 from .MS05Utils import NcBlockMethods, NcClassManagerMethods, NcEventId, NcMethodStatus, NcObjectMethods, \
-    NcPropertyChangedEventData
+    NcPropertyChangedEventData, NcObjectProperties
 
 CONTROL_API_KEY = "ncp"
 MS05_API_KEY = "controlframework"
@@ -76,6 +76,8 @@ def reset(self):
         super().reset()
         self.command_handle = 0
         self.expect_notifications = False
+        self.expect_notifications_oid = 0
+        self.expect_notifications_property = None
         self.notifications = []
 
     # Overridden functions
@@ -159,7 +161,7 @@ def send_command(self, test, command_json):
 
         results = []
         start_time = time.time()
-        while time.time() < start_time + WS_MESSAGE_TIMEOUT:
+        while time.time() < start_time + 2* WS_MESSAGE_TIMEOUT: # have enough time for command and notifications
             if not self.ncp_websocket.is_messages_received():
                 time.sleep(0.2)
                 continue
@@ -198,7 +200,14 @@ def send_command(self, test, command_json):
             if not self.expect_notifications and len(results) != 0:
                 break
             if self.expect_notifications and len(results) != 0 and len(self.notifications) != 0:
-                break
+                found_oid = False
+                for notification in self.notifications:
+                    if notification.oid == self.expect_notifications_oid and notification.eventData.propertyId == self.expect_notifications_property:
+                        found_oid = True
+                        break
+
+                if found_oid:
+                    break
 
         if len(results) == 0:
             raise NMOSTestException(test.FAIL(
@@ -209,13 +218,18 @@ def send_command(self, test, command_json):
         if len(results) > 1:
             raise NMOSTestException(test.FAIL(f"Received multiple responses : {len(responses)}"))
 
+        if self.expect_notifications and len(self.notifications) == 0:
+            raise NMOSTestException(test.FAIL("expected notifications not received in time"))
+
         return results[0]
 
     def get_notifications(self):
         return self.notifications
 
-    def start_logging_notifications(self):
+    def start_logging_notifications(self, oid, property):
         self.expect_notifications = True
+        self.expect_notifications_oid = oid
+        self.expect_notifications_property = property
         self.notifications = []
 
     def stop_logging_notifications(self):
diff --git a/nmostesting/suites/IS1201Test.py b/nmostesting/suites/IS1201Test.py
index a20a0505..b34abf5b 100644
--- a/nmostesting/suites/IS1201Test.py
+++ b/nmostesting/suites/IS1201Test.py
@@ -295,14 +295,15 @@ def test_33(self, test):
             # Each label will be set twice; once to the new user label, and then again back to the old user label
             for label in [new_user_label, old_user_label]:
                 # Set property and log notificaiton
-                self.is12_utils.start_logging_notifications()
+                self.is12_utils.start_logging_notifications(oid, NcObjectProperties.USER_LABEL.value)
                 method_result = self.is12_utils.set_property(test, NcObjectProperties.USER_LABEL.value, label, oid=oid)
+                self.is12_utils.stop_logging_notifications()
+
                 if isinstance(method_result, NcMethodResultError):
                     error = True
                     error_message += f"Unable to set user label property from object (OID:{str(oid)}): " \
                         f"{str(method_result.errorMessage)} "
                     continue
-                self.is12_utils.stop_logging_notifications()
 
                 for notification in self.is12_utils.get_notifications():
                     if notification.oid == oid:
@@ -314,7 +315,7 @@ def test_33(self, test):
                         if notification.eventData.propertyId != NcObjectProperties.USER_LABEL.value:
                             continue
 
-                        if notification.eventData.changeType != NcPropertyChangeType.ValueChanged:
+                        if notification.eventData.changeType != NcPropertyChangeType.ValueChanged.value:
                             error = True
                             error_message += f"{context}Unexpected change type: " \
                                 f"{str(notification.eventData.changeType.name)}, "