diff --git a/internal/agent/telemetry_test.go b/internal/agent/telemetry_test.go
index b905283..d4cc2b4 100644
--- a/internal/agent/telemetry_test.go
+++ b/internal/agent/telemetry_test.go
@@ -58,13 +58,14 @@ func TestChooseHostIPs(t *testing.T) {
 }
 
 // TestCollectTelemetryShape pins the always-on fields on any Linux host:
-// the agent's own build version and a positive host uptime. Source-specific
-// fields (xray version, IPs) are environment-dependent and not asserted.
+// the agent's own A-series display version (item 18) and a positive host
+// uptime. Source-specific fields (xray version, IPs) are
+// environment-dependent and not asserted.
 func TestCollectTelemetryShape(t *testing.T) {
 	a := New(&Config{MasterURL: "http://127.0.0.1:1", Token: "t", NodeName: "n"})
 	tel := a.collectTelemetry()
-	if tel.AgentVersion != config.GetBaseVersion() || tel.AgentVersion == "" {
-		t.Errorf("AgentVersion = %q, want config.GetBaseVersion() %q", tel.AgentVersion, config.GetBaseVersion())
+	if tel.AgentVersion != config.GetAgentDisplayVersion() || tel.AgentVersion == "" {
+		t.Errorf("AgentVersion = %q, want config.GetAgentDisplayVersion() %q", tel.AgentVersion, config.GetAgentDisplayVersion())
 	}
 	if tel.UptimeSeconds == nil || *tel.UptimeSeconds == 0 {
 		t.Errorf("UptimeSeconds = %v, want non-nil positive", tel.UptimeSeconds)