diff --git a/cmd/frostfs-adm/internal/modules/morph/frostfsid/frostfsid.go b/cmd/frostfs-adm/internal/modules/morph/frostfsid/frostfsid.go
index 8ae606f1a3..7f777db983 100644
--- a/cmd/frostfs-adm/internal/modules/morph/frostfsid/frostfsid.go
+++ b/cmd/frostfs-adm/internal/modules/morph/frostfsid/frostfsid.go
@@ -1,6 +1,7 @@
 package frostfsid
 
 import (
+	"encoding/hex"
 	"errors"
 	"fmt"
 	"math/big"
@@ -604,7 +605,7 @@ func printSubjectInfo(cmd *cobra.Command, addr util.Uint160, subj *frostfsidclie
 	cmd.Printf("Address: %s\n", address.Uint160ToString(addr))
 	pk := "<nil>"
 	if subj.PrimaryKey != nil {
-		pk = subj.PrimaryKey.String()
+		pk = hex.EncodeToString(subj.PrimaryKey.Bytes())
 	}
 	cmd.Printf("Primary key: %s\n", pk)
 	cmd.Printf("Name: %s\n", subj.Name)
@@ -614,7 +615,7 @@ func printSubjectInfo(cmd *cobra.Command, addr util.Uint160, subj *frostfsidclie
 		for _, key := range subj.AdditionalKeys {
 			k := "<nil>"
 			if key != nil {
-				k = key.String()
+				k = hex.EncodeToString(key.Bytes())
 			}
 			cmd.Printf("- %s\n", k)
 		}