diff --git a/software/tools/modbus_tool/modbus_tool.py b/software/tools/modbus_tool/modbus_tool.py
index 8d4dfb9..a46251d 100755
--- a/software/tools/modbus_tool/modbus_tool.py
+++ b/software/tools/modbus_tool/modbus_tool.py
@@ -79,7 +79,9 @@ def poll_status(slave_id, interval):
                 # Attempt to connect
                 if client.connect():
                     reconnect_attempts = 0
-                    new_data["error"] = None # Clear error on successful reconnect
+                    with status_lock:
+                        status_data["error"] = None # Clear error in status_data immediately
+                    time.sleep(0.1) # Allow UI to refresh with cleared error
                 else:
                     new_data["error"] = f"Connection lost. Attempting to reconnect ({reconnect_attempts}/{max_reconnect_attempts})..."
                     time.sleep(reconnect_delay)