diff --git a/client/src/cmdhfseos.c b/client/src/cmdhfseos.c
index a4dfbc2ac..69b789d42 100644
--- a/client/src/cmdhfseos.c
+++ b/client/src/cmdhfseos.c
@@ -1351,7 +1351,7 @@ static int CmdHfSeosGDF(const char *Cmd) {
     };
     CLIExecWithReturn(ctx, Cmd, argtable, true);
 
-    int key_index = arg_get_int_def(ctx, 1, -1);
+    int key_index = arg_get_int_def(ctx, 1, 0);
 
     CLIParserFree(ctx);
     return seos_global_df(key_index);