diff --git a/hexedit.spec b/hexedit.spec
index a89b743..01b32a6 100644
--- a/hexedit.spec
+++ b/hexedit.spec
@@ -11,6 +11,7 @@ Patch1: hexedit-1.5.patch
 
 
 BuildRequires: gcc ncurses-devel
+BuildRequires: autoconf
 
 %description
 hexedit shows a file both in ASCII and in hexadecimal. The file can be a device as