diff --git a/epmet-module/gov-project/gov-project-server/src/main/java/com/epmet/service/impl/ProjectTagsServiceImpl.java b/epmet-module/gov-project/gov-project-server/src/main/java/com/epmet/service/impl/ProjectTagsServiceImpl.java
index 4154c9bd24..87edc5e00b 100644
--- a/epmet-module/gov-project/gov-project-server/src/main/java/com/epmet/service/impl/ProjectTagsServiceImpl.java
+++ b/epmet-module/gov-project/gov-project-server/src/main/java/com/epmet/service/impl/ProjectTagsServiceImpl.java
@@ -41,6 +41,7 @@ import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.CollectionUtils;
 
 import java.util.Arrays;
+import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
@@ -142,8 +143,9 @@ public class ProjectTagsServiceImpl extends BaseServiceImpl<ProjectTagsDao, Proj
         if(null != orientIds && null == newIds) differentSet.setMinus(orientIds);
         if(null == orientIds && null != newIds) differentSet.setPlus(newIds);
         if(null != orientIds && null != newIds){
+            List<String> replaceNews = new LinkedList<>(newIds);
             differentSet.setPlus(newIds.removeAll(orientIds) ? newIds : null);
-            differentSet.setMinus(orientIds.removeAll(newIds) ? orientIds : null);
+            differentSet.setMinus(orientIds.removeAll(replaceNews) ? orientIds : null);
         }
         Result result = issueClient.updateCitations(differentSet);
         if(!result.success()) throw new RenException(result.getInternalMsg());