diff --git a/src/main/resources/mapper/OcpTenantBaseMapper.xml b/src/main/resources/mapper/OcpTenantBaseMapper.xml
index a587077997bb704a7701f0c4457f6ece70bbab5f..230120b44e221b07098ef6da2ee65dc6b124a281 100644
--- a/src/main/resources/mapper/OcpTenantBaseMapper.xml
+++ b/src/main/resources/mapper/OcpTenantBaseMapper.xml
@@ -14,7 +14,7 @@
 
     <select id="selectAlls" resultType="com.pms.ocp.model.dto.OcpTenantGroupIocnDto">
        SELECT * FROM ocp_tenant_base AS base ,ocp_tenant_extent AS extent,ocp_tenant_iocn as iocn
-  WHERE base.tenant_code = extent.tenant_code and base.tenant_code = code_no and iocn.iocn_kind = '' ORDER BY base.tenant_mtime DESC;
+  WHERE base.tenant_code = extent.tenant_code and base.tenant_code = code_no and iocn.iocn_kind is null ORDER BY base.tenant_mtime DESC;
     </select>
 
 </mapper>
\ No newline at end of file