diff --git a/librsb.spec b/librsb.spec
index 759b30e..25b7130 100644
--- a/librsb.spec
+++ b/librsb.spec
@@ -28,9 +28,11 @@ URL:            http://librsb.sf.net/
 Source:         http://downloads.sf.net/%name/%name-%version.tar.gz
 Patch1:         pun.diff
 Patch2:         reproducible.patch
+BuildRequires:  automake
 BuildRequires:  fdupes
 BuildRequires:  gcc-fortran
 BuildRequires:  gsl-devel
+BuildRequires:  libtool
 BuildRequires:  zlib-devel
 
 %description