diff --git a/ocaml-calendar.spec b/ocaml-calendar.spec
index 0ac8d07..6d07dab 100644
--- a/ocaml-calendar.spec
+++ b/ocaml-calendar.spec
@@ -16,6 +16,7 @@
 #
 
 
+%bcond_with ocaml_do_dune_runtest
 Name:           ocaml-calendar
 Version:        2.04
 Release:        0
@@ -28,9 +29,11 @@ Source0:        %{name}-%{version}.tar.xz
 BuildRequires:  ocaml
 BuildRequires:  ocaml-dune
 BuildRequires:  ocaml-rpm-macros >= 20191101
-BuildRequires:  ocamlfind(alcotest)
 BuildRequires:  ocamlfind(re)
 BuildRequires:  ocamlfind(unix)
+%if %{with ocaml_do_dune_runtest}
+BuildRequires:  ocamlfind(alcotest)
+%endif
 
 %description
 Objective Caml library for managing dates and times.
@@ -58,8 +61,10 @@ dune_release_pkgs='calendar'
 %ocaml_dune_install
 %ocaml_create_file_list
 
+%if %{with ocaml_do_dune_runtest}
 %check
 %ocaml_dune_test
+%endif
 
 %files -f %{name}.files