diff --git a/cmd/stepd/main.go b/cmd/stepd/main.go
index 7a56bc0..ab69477 100644
--- a/cmd/stepd/main.go
+++ b/cmd/stepd/main.go
@@ -225,7 +225,9 @@ func main () {
 
 	// set up the trimming routine
 	trimmer := trimmerRoutine {
-		Trimmer: &handler,
+		Trimmers: []step.Trimmer {
+			&handler,
+		},
 	}
 
 	// set up the routine manager
@@ -266,7 +268,7 @@ func (this *httpServerRoutine) Run (ctx context.Context) error {
 }
 
 type trimmerRoutine struct {
-	Trimmer step.Trimmer
+	Trimmers []step.Trimmer
 }
 
 func (this *trimmerRoutine) Run (ctx context.Context) error {
@@ -275,7 +277,9 @@ func (this *trimmerRoutine) Run (ctx context.Context) error {
 	for {
 		select {
 		case <- ticker.C:
-			this.Trimmer.Trim()
+			for _, trimmer := range this.Trimmers {
+				trimmer.Trim()
+			}
 		case <- ctx.Done():
 			return ctx.Err()
 		}