diff --git a/evolution.changes b/evolution.changes
index e382be0..6800c96 100644
--- a/evolution.changes
+++ b/evolution.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Mar 13 08:39:31 UTC 2018 - jengelh@inai.de
+
+- Update summaries. Limit fdupes to /usr.
+
 -------------------------------------------------------------------
 Mon Mar 12 09:58:37 UTC 2018 - bjorn.lie@gmail.com
 
diff --git a/evolution.spec b/evolution.spec
index 305d4a5..5c44ce6 100644
--- a/evolution.spec
+++ b/evolution.spec
@@ -31,7 +31,7 @@ Summary:        The Integrated GNOME Mail, Calendar, and Address Book Suite
 # NOTE: Some files are currently GPL-2.0 but pending relicensing, see bnc#749859
 License:        LGPL-2.0-only AND LGPL-3.0-only
 Group:          Productivity/Networking/Email/Clients
-URL:            http://wiki.gnome.org/Apps/Evolution/
+Url:            http://wiki.gnome.org/Apps/Evolution/
 Source0:        http://download.gnome.org/sources/evolution/%{evolution_base_version}/%{name}-%{version}.tar.xz
 # The icon we rely on is from adwaita-icon-theme
 BuildRequires:  adwaita-icon-theme
@@ -103,7 +103,7 @@ of the modular design, it is possible to plug new components into
 Evolution or embed the existing ones in other applications.
 
 %package -n glade-catalog-evolution
-Summary:        Evolution Library -- Catalog for Glade
+Summary:        Glade catalog for the Evolution groupware library
 Group:          Development/Tools/GUI Builders
 Requires:       %{name} = %{version}
 Requires:       glade
@@ -119,7 +119,7 @@ This package provides a catalog for Glade, to allow the use of Evolution
 widgets in Glade.
 
 %package -n evolution-plugin-bogofilter
-Summary:        Evolution extension -- bogofilter
+Summary:        bogofilter plugin for the Evolution groupware suite
 Group:          Productivity/Networking/Email/Clients
 Requires:       %{name}
 Requires:       bogofilter
@@ -130,7 +130,7 @@ Supplements:    packageand(%{name}:bogofilter)
 Adds support for junk-mail filtering via bogofilter.
 
 %package -n evolution-plugin-pst-import
-Summary:        Evolution extension -- Outlook PST Import
+Summary:        Outlook PST importer plugin for the Evolution groupware suite
 Group:          Productivity/Networking/Email/Clients
 Requires:       %{name}
 Enhances:       %{name}
@@ -139,7 +139,7 @@ Enhances:       %{name}
 Adds support to import messages from Outlook PST files.
 
 %package -n evolution-plugin-spamassassin
-Summary:        Evolution extension -- spamassassin
+Summary:        SpamAssassin plugin for the Evolution groupware suite
 Group:          Productivity/Networking/Email/Clients
 Requires:       %{name}
 Requires:       spamassassin
@@ -150,7 +150,7 @@ Supplements:    packageand(%{name}:spamassassin)
 Adds support for junk-mail filtering via spamassassin.
 
 %package devel
-Summary:        Include Files and Libraries mandatory for Development
+Summary:        Development files for the Evolution groupware suite
 Group:          Development/Libraries/C and C++
 Requires:       evolution = %{version}
 Provides:       evolution2-devel = %{version}
@@ -187,7 +187,7 @@ make %{?_smp_mflags}
 %suse_update_desktop_file org.gnome.Evolution-alarm-notify
 %find_lang %{name} %{?no_lang_C}
 #%%find_lang evolution %%{?no_lang_C} evolution-%%evolution_base_version.lang
-%fdupes %{buildroot}
+%fdupes %{buildroot}/%{_prefix}
 
 %files
 %license COPYING