diff --git a/apm-protocol/apm-ui-protocol/src/main/resources/ui-graphql/trace.graphqls b/apm-protocol/apm-ui-protocol/src/main/resources/ui-graphql/trace.graphqls
index 808bc1a74..659297c0f 100644
--- a/apm-protocol/apm-ui-protocol/src/main/resources/ui-graphql/trace.graphqls
+++ b/apm-protocol/apm-ui-protocol/src/main/resources/ui-graphql/trace.graphqls
@@ -6,6 +6,7 @@ type TraceBrief {
 
 # Trace basic info
 type BasicTrace {
+   segmentId: String!
    operationName: String!
    duration: Int!
    start: String!