diff --git a/servers/client-api/config/router.yaml b/servers/client-api/config/router.yaml
index 2f0f4dda2..270b8dbbd 100644
--- a/servers/client-api/config/router.yaml
+++ b/servers/client-api/config/router.yaml
@@ -126,6 +126,7 @@ telemetry:
             graphql.operation.name: true
             cost.delta: true
     spans:
+      mode: spec_compliant
       supergraph:
         attributes:
           cost.estimated: true