diff --git a/src/com/engine/organization/service/impl/OrgChartServiceImpl.java b/src/com/engine/organization/service/impl/OrgChartServiceImpl.java
index 2403be70..06a8a7f1 100644
--- a/src/com/engine/organization/service/impl/OrgChartServiceImpl.java
+++ b/src/com/engine/organization/service/impl/OrgChartServiceImpl.java
@@ -74,7 +74,7 @@ public class OrgChartServiceImpl extends Service implements OrgChartService {
         }
 
         String whereSql = " where 1 = 1 ";
-        whereSql += " and (fdatebegin <= '"+ date +"' and fdateend >= '"+ date +"') or (fdatebegin <= '"+ date +"' and fdateend is null ) ";
+        whereSql += " and ((fdatebegin <= '"+ date +"' and fdateend >= '"+ date +"') or (fdatebegin <= '"+ date +"' and fdateend is null )) ";
         whereSql += " and fclass = " + fclass +" ";
 
         if("0".equals(fisvitual)) {
@@ -158,7 +158,7 @@ public class OrgChartServiceImpl extends Service implements OrgChartService {
         }
 
         String whereSql = " where 1 = 1 ";
-        whereSql += " and (t.fdatebegin <= '"+ date +"' and t.fdateend >= '"+ date +"') or (t.fdatebegin <= '"+ date +"' and t.fdateend is null ) ";
+        whereSql += " and ((t.fdatebegin <= '"+ date +"' and t.fdateend >= '"+ date +"') or (t.fdatebegin <= '"+ date +"' and t.fdateend is null )) ";
         whereSql += " and t.fclass = " + fclass +" ";
 
         if("0".equals(fisvitual)) {