diff --git a/ocaml-labltk.spec b/ocaml-labltk.spec
index 5b60fbb..1a03994 100644
--- a/ocaml-labltk.spec
+++ b/ocaml-labltk.spec
@@ -19,6 +19,7 @@ Source0:       https://forge.ocamlcore.org/frs/download.php/1727/labltk-%{versio
 Patch1:        labltk-8.06.0-enable-debugging.patch
 Patch2:        labltk-8.06.4-enable-more-debugging.patch
 
+BuildRequires: make
 BuildRequires: ocaml
 BuildRequires: tcl-devel, tk-devel