diff --git a/sane-backends.spec b/sane-backends.spec
index a260464..96bacc2 100644
--- a/sane-backends.spec
+++ b/sane-backends.spec
@@ -1,7 +1,7 @@
 Summary: Scanner access software
 Name: sane-backends
 Version: 1.0.19
-Release: 14%{?dist}
+Release: 15%{?dist}
 # lib/ is LGPLv2+, backends are GPLv2+ with exceptions
 # Tools are GPLv2+, docs are public domain
 # see LICENSE for details
@@ -40,6 +40,8 @@ Group: Development/Libraries
 Requires: sane-backends = %{version}-%{release}
 Requires: libusb-devel
 Requires: libieee1284-devel
+Requires: libjpeg-devel
+Requires: libtiff-devel
 Requires: pkgconfig
 Requires: gphoto2-devel
 Requires: sane-backends-libs-%{_arch} = %{?epoch:%{epoch}:}%{version}-%{release}
@@ -155,6 +157,9 @@ rm -rf %{buildroot}
 %{_libdir}/pkgconfig/sane-backends.pc
 
 %changelog
+* Mon Mar 02 2009 Nils Philippsen <nils@redhat.com> - 1.0.19-15
+- let sane-backends-devel require libjpeg-devel, libtiff-devel
+
 * Fri Feb 27 2009 Nils Philippsen <nils@redhat.com> - 1.0.19-14
 - fix pkgconfig files