diff --git a/sgzb-modules/sgzb-material/src/main/resources/mapper/material/SltAgreementInfoMapper.xml b/sgzb-modules/sgzb-material/src/main/resources/mapper/material/SltAgreementInfoMapper.xml
index 73f02c2..71ce703 100644
--- a/sgzb-modules/sgzb-material/src/main/resources/mapper/material/SltAgreementInfoMapper.xml
+++ b/sgzb-modules/sgzb-material/src/main/resources/mapper/material/SltAgreementInfoMapper.xml
@@ -88,7 +88,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     <update id="updateTrimDay">
         update slt_agreement_info
         <set>
-            <if test="trimDay != null and trimDay != ''">
+            <if test="trimDay != null">
                 trim_day = #{trimDay},
             </if>
             <if test="endTime != null and endTime != ''">