diff --git a/lensfun.spec b/lensfun.spec
index 327da3f..b842b61 100644
--- a/lensfun.spec
+++ b/lensfun.spec
@@ -11,12 +11,17 @@
 Name:    lensfun
 Version: 0.3.1
 Summary: Library to rectify defects introduced by photographic lenses
-Release: 2%{?dist}
+Release: 3%{?dist}
 
 License: LGPLv3 and CC-BY-SA
 URL: http://lensfun.sourceforge.net/
 Source0: http://downloads.sourceforge.net/%{name}/%{name}-%{version}.tar.gz
 
+## upstream patches
+# https://bugzilla.redhat.com/show_bug.cgi?id=1242826
+# http://sourceforge.net/p/lensfun/bugs/30/
+Patch100: lensfun-update-data.patch
+
 ## upstreamable patches
 # install manpages only when INSTALL_HELPER_SCRIPTS=ON
 Patch1: lensfun-0.3.1-INSTALL_HELPER_SCRIPTS.patch
@@ -57,8 +62,9 @@ adapters in lensfun.
 
 
 %prep
-%setup
+%setup -q
 
+%patch100 -p1 -b .update_data
 %patch1 -p1 -b .INSTALL_HELPER_SCRIPTS
 %patch2 -p1 -b .mandir
 
@@ -81,12 +87,15 @@ make doc -C %{_target_platform}
 %install
 make install/fast DESTDIR=%{buildroot} -C %{_target_platform}
 
+# create/own /var/lib/lensfun-updates
+mkdir -p %{buildroot}/var/lib/lensfun-updates
+
 ## unpackaged files
 # omit cmake-installed doxygen docs, we handle that manually
 rm -rfv %{buildroot}%{_docdir}/%{name}-%{version}*
 # omit g-lensfun-update-data because it needs gksudo which we don't ship
 rm -fv %{buildroot}%{_bindir}/g-lensfun-update-data \
-    %{buildroot}%{_mandir}/man1/g-lensfun-update-data.*
+       %{buildroot}%{_mandir}/man1/g-lensfun-update-data.*
 
 
 %post -p /sbin/ldconfig
@@ -98,6 +107,7 @@ rm -fv %{buildroot}%{_bindir}/g-lensfun-update-data \
 %doc docs/adobe-lens-profile.txt 
 %{_datadir}/lensfun/
 %{_libdir}/liblensfun.so.0*
+%dir /var/lib/lensfun-updates/
 
 %files devel
 %doc %{_target_platform}/doc_doxygen/*
@@ -111,6 +121,9 @@ rm -fv %{buildroot}%{_bindir}/g-lensfun-update-data \
 
 
 %changelog
+* Tue Jul 14 2015 Rex Dieter <rdieter@fedoraproject.org> 0.3.1-3
+- lensfun-update-data: Root privileges needed (#1242826)
+
 * Wed Jun 17 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.3.1-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild