diff --git a/args_test.go b/args_test.go
index af61085a5..e84e8d100 100644
--- a/args_test.go
+++ b/args_test.go
@@ -115,7 +115,7 @@ func TestNoArgs_WithValid_WithArgs(t *testing.T) {
 
 func TestNoArgs_WithValid_WithInvalidArgs(t *testing.T) {
 	c := getCommand(NoArgs, true)
-	_, err := executeCommand(c, "one")
+	_, err := executeCommand(c, "a")
 	noArgsWithArgs(err, t)
 }