diff --git a/devices/clients/attribute_wrapper.py b/devices/clients/attribute_wrapper.py
index e55a662142cb89f62775fb7ac2189c063593df37..e025d56d3421144b0dfeb1457f417fd4946a2671 100644
--- a/devices/clients/attribute_wrapper.py
+++ b/devices/clients/attribute_wrapper.py
@@ -154,7 +154,7 @@ class attribute_wrapper(attribute):
         try:
             self.read_function, self.write_function = client.setup_attribute(self.comms_annotation, self)
         except Exception as e:
-            raise Exception("Exception while setting %s attribute with annotation: '%s'", client.__class__.__name__, self.comms_annotation) from e
+            raise Exception(f"Exception while setting {client.__class__.__name__} attribute with annotation: {self.comms_annotation}") from e
 
     async def async_set_comm_client(self, client):
         """
@@ -163,7 +163,7 @@ class attribute_wrapper(attribute):
         try:
             self.read_function, self.write_function = await client.setup_attribute(self.comms_annotation, self)
         except Exception as e:
-            raise Exception("Exception while setting %s attribute with annotation: '%s'", client.__class__.__name__, self.comms_annotation) from e
+            raise Exception(f"Exception while setting {client.__class__.__name__} attribute with annotation: {self.comms_annotation}") from e
 
     def set_pass_func(self):
         def pass_func(value=None):