diff --git a/engauge-digitizer.spec b/engauge-digitizer.spec
index 76e4982..9f0294f 100644
--- a/engauge-digitizer.spec
+++ b/engauge-digitizer.spec
@@ -120,6 +120,7 @@ Summary: HTML documentation of %{name}
 BuildArch: noarch
 BuildRequires: texlive-epstopdf, ghostscript
 BuildRequires: doxygen
+BuildRequires: make
 %description doc
 HTML documentation of %{name}.