diff --git a/sdcc.spec b/sdcc.spec
index 1117ece..be6dab0 100644
--- a/sdcc.spec
+++ b/sdcc.spec
@@ -13,11 +13,12 @@ Patch1:         sdcc-2.9.0-configure.diff
 #Patch2:         sdcc-2.8.0-doc-lyx.diff
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
-BuildRequires:  flex
+BuildRequires:  autoconf
 BuildRequires:  bison
+BuildRequires:  flex
+BuildRequires:  gc-devel
 BuildRequires:  lyx
 BuildRequires:  latex2html
-BuildRequires:  gc-devel
 
 
 %description