diff --git a/software/apps/slave_node/cdc-acm.overlay b/software/apps/slave_node/cdc-acm.overlay
index 4f20541..8e7ad41 100644
--- a/software/apps/slave_node/cdc-acm.overlay
+++ b/software/apps/slave_node/cdc-acm.overlay
@@ -7,4 +7,8 @@
 			status = "okay";
 		};
 	};
+};
+
+&usart1 {
+	/delete-node/ modbus0;
 };
\ No newline at end of file