diff --git a/diff-pdf.spec b/diff-pdf.spec
index 89a3be5..8eb1f87 100644
--- a/diff-pdf.spec
+++ b/diff-pdf.spec
@@ -12,6 +12,7 @@ BuildRequires:  automake
 BuildRequires:  wxGTK3-devel
 BuildRequires:  poppler-devel
 BuildRequires:  poppler-glib-devel
+BuildRequires: make
 
 %description
 %{summary}.