diff --git a/cmd/frostfs-adm/internal/modules/morph/generate/generate.go b/cmd/frostfs-adm/internal/modules/morph/generate/generate.go
index 7af776797..37c5d4a4a 100644
--- a/cmd/frostfs-adm/internal/modules/morph/generate/generate.go
+++ b/cmd/frostfs-adm/internal/modules/morph/generate/generate.go
@@ -159,7 +159,7 @@ func refillGas(cmd *cobra.Command, gasFlag string, createWallet bool) (err error
 		}
 	} else {
 		if storageWalletPath == "" {
-			return fmt.Errorf("missing wallet path (use '--%s <out.json>')", commonflags.StorageWalletFlag)
+			return fmt.Errorf("missing wallet path (use '--%s <wallet.json>')", commonflags.StorageWalletFlag)
 		}
 
 		var w *wallet.Wallet