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 808bc1a746ea46b3d98d0fed08540bbbe269a39a..659297c0f723296b348b9e30a53291e4cc0c9600 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!