diff --git a/modbus/src/main/java/com/digitalpetri/modbus/exceptions/ModbusCrcException.java b/modbus/src/main/java/com/digitalpetri/modbus/exceptions/ModbusCrcException.java
index 96e844c..45c13e2 100644
--- a/modbus/src/main/java/com/digitalpetri/modbus/exceptions/ModbusCrcException.java
+++ b/modbus/src/main/java/com/digitalpetri/modbus/exceptions/ModbusCrcException.java
@@ -1,9 +1,13 @@
 package com.digitalpetri.modbus.exceptions;
 
 import com.digitalpetri.modbus.ModbusRtuFrame;
+import java.io.Serial;
 
 public class ModbusCrcException extends ModbusException {
 
+  @Serial
+  private static final long serialVersionUID = -5350159787088895451L;
+
   private final ModbusRtuFrame frame;
 
   public ModbusCrcException(ModbusRtuFrame frame) {