diff --git a/apm-protocol/apm-ui-protocol/src/main/resources/ui-graphql/server-layer.graphqls b/apm-protocol/apm-ui-protocol/src/main/resources/ui-graphql/server-layer.graphqls
index 1d01ec211..de4134735 100644
--- a/apm-protocol/apm-ui-protocol/src/main/resources/ui-graphql/server-layer.graphqls
+++ b/apm-protocol/apm-ui-protocol/src/main/resources/ui-graphql/server-layer.graphqls
@@ -33,7 +33,8 @@ type MemoryTrend {
 }
 
 extend type Query {
-    searchServer(keyword: String!, duration: Duration!): [AppServerInfo]
+    searchServer(keyword: String!, duration: Duration!): [AppServerInfo!]!
+    getAllServer(applicationId: ID!, duration: Duration!): [AppServerInfo!]!
     getServerResponseTimeTrend(serverId: ID!, duration: Duration!): ResponseTimeTrend
     getServerTPSTrend(serverId: ID!, duration: Duration!): ThroughputTrend
     getCPUTrend(serverId: ID!, duration: Duration!): CPUTrend