diff --git a/lua-argparse.spec b/lua-argparse.spec
index a488758..4bf9f23 100644
--- a/lua-argparse.spec
+++ b/lua-argparse.spec
@@ -46,6 +46,7 @@ ExclusiveArch:  do_not_build
 Name:           %{flavor}-argparse
 %endif
 %if %{with test}
+BuildRequires:  %{flavor}-Penlight
 BuildRequires:  %{flavor}-busted
 %endif