diff --git a/src/main/resources/template/normal/mapper/mysql-mapper.ftl b/src/main/resources/template/normal/mapper/mysql-mapper.ftl
index abf446e..add81c9 100644
--- a/src/main/resources/template/normal/mapper/mysql-mapper.ftl
+++ b/src/main/resources/template/normal/mapper/mysql-mapper.ftl
@@ -91,7 +91,13 @@
             ${field.columnName} = ${r"#{"}${field.propertyName}${r"}"},w
         </if>
                 <#else>
-                    <#if field.columnName != idColumn>
+                    <#if hasId>
+                        <#if field.columnName != idColumn>
+        <if test="${field.propertyName} != null and ${field.propertyName} != ''">
+            ${field.columnName} = ${r"#{"}${field.propertyName}${r"}"},
+        </if>
+                        </#if>
+                        <#else>
         <if test="${field.propertyName} != null and ${field.propertyName} != ''">
             ${field.columnName} = ${r"#{"}${field.propertyName}${r"}"},
         </if>