diff --git a/src/views/modules/project/projectInfo/com_projectInfo-add-or-update.vue b/src/views/modules/project/projectInfo/com_projectInfo-add-or-update.vue
index 8ee6d57..6f40d40 100644
--- a/src/views/modules/project/projectInfo/com_projectInfo-add-or-update.vue
+++ b/src/views/modules/project/projectInfo/com_projectInfo-add-or-update.vue
@@ -431,21 +431,17 @@
           }
         })
       },
-      copyUserRoleList:{
-        get(){
-          let arr = this.userRoleList.filter(item=>{
-            if (!!this.filterParams.username && !!this.filterParams.userDisplay){
-              return item.username.includes(this.filterParams.username) && item.userDisplay.includes(this.filterParams.userDisplay)
-            }
-            if (!!this.filterParams.username){
-              return item.username.includes(this.filterParams.username)
-            }
-            if (!!this.filterParams.userDisplay){
-              return item.userDisplay.includes(this.filterParams.userDisplay)
-            }
-            return true
-          })
-          return arr
+      copyUserRoleList: {
+        get() {
+          return this.userRoleList.filter(item => {
+            const usernameMatch = this.filterParams.username
+              ? item.username.toLowerCase().includes(this.filterParams.username.toLowerCase())
+              : true;
+            const userDisplayMatch = this.filterParams.userDisplay
+              ? item.userDisplay.toLowerCase().includes(this.filterParams.userDisplay.toLowerCase())
+              : true;
+            return usernameMatch && userDisplayMatch;
+          });
         }
       }
     },