diff --git a/core/services/relay/evm/read/errors.go b/core/services/relay/evm/read/errors.go
index e84b2f4d653..8cc7724064c 100644
--- a/core/services/relay/evm/read/errors.go
+++ b/core/services/relay/evm/read/errors.go
@@ -44,9 +44,12 @@ func (e ErrRead) Error() string {
 	var builder strings.Builder
 
 	builder.WriteString("[read error]")
-	builder.WriteString(fmt.Sprintf(" batch: %t;", e.Batch))
 	builder.WriteString(fmt.Sprintf(" err: %s;", e.Err.Error()))
 
+	if e.Batch {
+		builder.WriteString(" batch;")
+	}
+
 	if e.Detail != nil {
 		builder.WriteString(fmt.Sprintf(" block: %s;", e.Detail.Block))
 		builder.WriteString(fmt.Sprintf(" address: %s;", e.Detail.Address))