diff --git a/agent/orchestration/jwtletagent/activity/activity.go b/agent/orchestration/jwtletagent/activity/activity.go
index 1126497..2947018 100644
--- a/agent/orchestration/jwtletagent/activity/activity.go
+++ b/agent/orchestration/jwtletagent/activity/activity.go
@@ -51,6 +51,7 @@ const (
 var vaultServiceAccounts = []string{
 	"controlplane",
 	"identityhub",
+	"siglet-sa",
 }
 
 // agentScopes is the exact set of narrow scopes the CFM agents request against a participant
diff --git a/agent/orchestration/jwtletagent/activity/activity_test.go b/agent/orchestration/jwtletagent/activity/activity_test.go
index 48bd455..68c7da0 100644
--- a/agent/orchestration/jwtletagent/activity/activity_test.go
+++ b/agent/orchestration/jwtletagent/activity/activity_test.go
@@ -112,6 +112,7 @@ func TestProcessDeploy_UsesConfiguredNamespace(t *testing.T) {
 		"system:serviceaccount:test-ns:cfm-agents",
 		"system:serviceaccount:test-ns:controlplane",
 		"system:serviceaccount:test-ns:identityhub",
+		"system:serviceaccount:test-ns:siglet-sa",
 	}, identifiers)
 }