diff --git a/industry-system/src/main/resources/mapper/work/IndustryMaterialMapper.xml b/industry-system/src/main/resources/mapper/work/IndustryMaterialMapper.xml
index 5b675542..c63a2bc9 100644
--- a/industry-system/src/main/resources/mapper/work/IndustryMaterialMapper.xml
+++ b/industry-system/src/main/resources/mapper/work/IndustryMaterialMapper.xml
@@ -382,10 +382,10 @@
         </foreach>
     </delete>
     <delete id="deleteMaterialById" parameterType="String">
-        delete from industry_material where id in
-        <foreach item="id" collection="array" open="(" separator="," close=")">
-            #{id}
-        </foreach>
+        delete
+        from industry_material
+        where id = #{id}
+
     </delete>
 
     <delete id="deleteIndustryMaterialByState" parameterType="Long">