diff --git a/src/executor/executor.go b/src/executor/executor.go
index b5672a81..5848189e 100644
--- a/src/executor/executor.go
+++ b/src/executor/executor.go
@@ -221,13 +221,13 @@ func topologyFromDeployment(testId lib.TestId, constructor func(string) lib.Reac
 	return topologyCooked, nil
 }
 
-func DeployRaw(srv *http.Server, testId lib.TestId, topology map[string]string, m lib.Marshaler, constructor func(string) lib.Reactor) {
-	topologyCooked, err := topologyFromDeployment(testId, constructor)
+func DeployRaw(srv *http.Server, testId lib.TestId, m lib.Marshaler, constructor func(string) lib.Reactor) {
+	topology, err := topologyFromDeployment(testId, constructor)
 	if err != nil {
 		panic(err)
 	}
-	fmt.Printf("Deploying topology: %+v\n", topologyCooked)
-	Deploy(srv, topologyCooked, m)
+	fmt.Printf("Deploying topology: %+v\n", topology)
+	Deploy(srv, topology, m)
 }
 
 type LogWriter struct {
diff --git a/src/sut/register/cmd/main.go b/src/sut/register/cmd/main.go
index 7f765306..4aeaa4be 100644
--- a/src/sut/register/cmd/main.go
+++ b/src/sut/register/cmd/main.go
@@ -46,13 +46,7 @@ func main() {
 	}()
 
 	marshaler := sut.NewMarshaler()
-	eventLog := lib.EventLogEmitter{
-		Component: "Register cmd",
-		TestId:    &testId,
-		RunId:     nil,
-	}
-	// TODO(stevan): nil below should be topology?
-	executor.DeployRaw(&srv, testId, eventLog, nil, marshaler, constructor)
+	executor.DeployRaw(&srv, testId, marshaler, constructor)
 
 	<-idleConnsClosed
 }