diff --git a/pkg/core/object/info.go b/pkg/core/object/info.go
index 67c9a3188..aab12ebf9 100644
--- a/pkg/core/object/info.go
+++ b/pkg/core/object/info.go
@@ -13,6 +13,13 @@ type ECInfo struct {
 	Total    uint32
 }
 
+func (v *ECInfo) String() string {
+	if v == nil {
+		return "<nil>"
+	}
+	return fmt.Sprintf("parent ID: %s, index: %d, total %d", v.ParentID, v.Index, v.Total)
+}
+
 // Info groups object address with its FrostFS
 // object info.
 type Info struct {
@@ -23,5 +30,5 @@ type Info struct {
 }
 
 func (v Info) String() string {
-	return fmt.Sprintf("address: %s, type: %s, is linking: %t", v.Address, v.Type, v.IsLinkingObject)
+	return fmt.Sprintf("address: %s, type: %s, is linking: %t, EC header: %s", v.Address, v.Type, v.IsLinkingObject, v.ECInfo)
 }