diff --git a/dispatch/src/main/resources/mapper/SfcDispatchMapper.xml b/dispatch/src/main/resources/mapper/SfcDispatchMapper.xml
index a03c1dec..b0950a61 100644
--- a/dispatch/src/main/resources/mapper/SfcDispatchMapper.xml
+++ b/dispatch/src/main/resources/mapper/SfcDispatchMapper.xml
@@ -758,7 +758,7 @@
                     AND C3.VALUE LIKE '%'|| #{texture} ||'%'
                 </if>
                 <if test="matSpec != null and matSpec != ''">
-                    AND C4.VALUE LIKE '%'|| #{matSpec}|| '%'
+                    AND C4.VALUE = #{matSpec}
                 </if>
                 <if test="startFromDate != null">
                     AND SO.PLANNED_START_DATE >= TO_DATE(#{startFromDate}, 'YYYY-MM-DD')