diff --git a/cmd/frostfs-adm/internal/modules/morph/config/config.go b/cmd/frostfs-adm/internal/modules/morph/config/config.go
index bfcd4ac00..ba6e515c1 100644
--- a/cmd/frostfs-adm/internal/modules/morph/config/config.go
+++ b/cmd/frostfs-adm/internal/modules/morph/config/config.go
@@ -137,6 +137,8 @@ func SetConfigCmd(cmd *cobra.Command, args []string) error {
 	return wCtx.AwaitTx()
 }
 
+const maxECSum = 256
+
 func validateConfig(args map[string]any, forceFlag bool) error {
 	var sumEC int64
 	_, okData := args[netmap.MaxECDataCountConfig]
@@ -172,9 +174,9 @@ func validateConfig(args map[string]any, forceFlag bool) error {
 		}
 	}
 
-	if sumEC > 256 && !forceFlag {
-		return fmt.Errorf("the sum of %s and %s must be <= 256, got %d",
-			netmap.MaxECDataCountConfig, netmap.MaxECParityCountConfig, sumEC)
+	if sumEC > maxECSum && !forceFlag {
+		return fmt.Errorf("the sum of %s and %s must be <= %d, got %d",
+			netmap.MaxECDataCountConfig, netmap.MaxECParityCountConfig, maxECSum, sumEC)
 	}
 	return nil
 }