diff --git a/rqt_controller_manager/rqt_controller_manager/controller_manager.py b/rqt_controller_manager/rqt_controller_manager/controller_manager.py
index a71a016745..0683c53a1e 100644
--- a/rqt_controller_manager/rqt_controller_manager/controller_manager.py
+++ b/rqt_controller_manager/rqt_controller_manager/controller_manager.py
@@ -415,10 +415,10 @@ def _get_parameter_controller_names(node, node_name):
     parameter_names = call_list_parameters(node=node, node_name=node_name)
     suffix = ".type"
     # @note: The versions conditioning is added here to support the source-compatibility with Humble
-    try:
+    if os.environ.get('ROS_DISTRO') == "humble":
+        # for humble, ros2param < 0.20.0
+        return [n[: -len(suffix)] for n in parameter_names if n.endswith(suffix)]
+    else:
         return [
             n[: -len(suffix)] for n in parameter_names.result().result.names if n.endswith(suffix)
         ]
-    except:
-        # for humble, ros2param < 0.20.0
-        return [n[: -len(suffix)] for n in parameter_names if n.endswith(suffix)]