diff --git a/sane-backends.spec b/sane-backends.spec
index 90db453..929b5d2 100644
--- a/sane-backends.spec
+++ b/sane-backends.spec
@@ -43,6 +43,9 @@ also install the sane-backends-devel package.
 Summary: The SANE (a universal scanner interface) development toolkit.
 Group: Development/Libraries
 Requires: sane-backends = %{version}, libusb-devel, libieee1284-devel
+%if %{gphoto2_support}
+Requires: gphoto2-devel
+%endif
 Obsoletes: sane-devel
 Provides: sane-devel
 
@@ -153,6 +156,9 @@ rm -rf %{buildroot}
 %{_docdir}/%{name}-%{version}/sane.ps
 
 %changelog
+* Tue Apr 04 2006 Nils Philippsen <nphilipp@redhat.com>
+- require gphoto2-devel in sane-backends-devel
+
 * Fri Mar 24 2006 Nils Philippsen <nphilipp@redhat.com> 1.0.17-7
 - don't include *.la files