diff --git a/common/version/version.go b/common/version/version.go
index c68ba0228..847d24c07 100644
--- a/common/version/version.go
+++ b/common/version/version.go
@@ -5,7 +5,7 @@ import (
 	"runtime/debug"
 )
 
-var tag = "v4.5.14"
+var tag = "v4.5.15"
 
 var commit = func() string {
 	if info, ok := debug.ReadBuildInfo(); ok {
diff --git a/rollup/internal/controller/relayer/l2_relayer.go b/rollup/internal/controller/relayer/l2_relayer.go
index 9d2a0eae2..856450a8a 100644
--- a/rollup/internal/controller/relayer/l2_relayer.go
+++ b/rollup/internal/controller/relayer/l2_relayer.go
@@ -319,6 +319,11 @@ func (r *Layer2Relayer) ProcessPendingBatches() {
 		return
 	}
 
+	// nothing to do if we don't have any pending batches
+	if len(dbBatches) == 0 {
+		return
+	}
+
 	// if backlog outgrow max size, force‐submit enough oldest batches
 	backlogCount, err := r.batchOrm.GetFailedAndPendingBatchesCount(r.ctx)
 	if err != nil {