diff --git a/accountsservice/slack-desc b/accountsservice/slack-desc
index ba51b8a..944307b 100644
--- a/accountsservice/slack-desc
+++ b/accountsservice/slack-desc
@@ -5,7 +5,7 @@ accountsservice: AccountsService is a D-Bus service for accessing the list of us
 accountsservice: accounts and information attached to those accounts. 
 accountsservice:
 accountsservice: Project URL:
-accountsservice: http://www.freedesktop.org/wiki/Software/AccountsService/
+accountsservice: https://www.freedesktop.org/wiki/Software/AccountsService/
 accountsservice:
 accountsservice:
 accountsservice:
diff --git a/autoconf-archive/slack-desc b/autoconf-archive/slack-desc
index c048a16..326137c 100644
--- a/autoconf-archive/slack-desc
+++ b/autoconf-archive/slack-desc
@@ -5,7 +5,7 @@ autoconf-archive: autoconf-archive contains collection of freely re-usable Autoc
 autoconf-archive: macros
 autoconf-archive:
 autoconf-archive:
-autoconf-archive: Project URL: http://www.gnu.org/software/autoconf-archive/
+autoconf-archive: Project URL: https://www.gnu.org/software/autoconf-archive/
 autoconf-archive:
 autoconf-archive:
 autoconf-archive:
diff --git a/caribou/slack-desc b/caribou/slack-desc
index f7c2866..2c2f84a 100644
--- a/caribou/slack-desc
+++ b/caribou/slack-desc
@@ -8,5 +8,5 @@ caribou: people whose primary way of accessing a computer is a switch device.
 caribou:
 caribou:
 caribou:
-caribou: Project URL: http://live.gnome.org/Caribou
+caribou: Project URL: https://wiki.gnome.org/action/show/Projects/Caribou
 caribou:
diff --git a/cinnamon/slack-desc b/cinnamon/slack-desc
index 93a7a76..1e9bd86 100644
--- a/cinnamon/slack-desc
+++ b/cinnamon/slack-desc
@@ -5,7 +5,7 @@ cinnamon: cinnamon is Linux desktop which provides advanced innovative features
 cinnamon: and a traditional user experience.
 cinnamon:
 cinnamon:
-cinnamon: Project URL: http://cinnamon.linuxmint.com/
+cinnamon: Project URL: https://github.com/linuxmint/cinnamon
 cinnamon:
 cinnamon:
 cinnamon:
diff --git a/clutter-gtk/slack-desc b/clutter-gtk/slack-desc
index 7fb141c..ae5cf40 100644
--- a/clutter-gtk/slack-desc
+++ b/clutter-gtk/slack-desc
@@ -6,7 +6,7 @@ clutter-gtk: into GTK+ applications and vice versa.
 clutter-gtk:
 clutter-gtk:
 clutter-gtk:
-clutter-gtk: Project URL: http://www.clutter-gtk-project.org/
+clutter-gtk: Project URL: https://github.com/GNOME/clutter-gtk
 clutter-gtk:
 clutter-gtk:
 clutter-gtk:
diff --git a/clutter/slack-desc b/clutter/slack-desc
index 249b9e3..10984cb 100644
--- a/clutter/slack-desc
+++ b/clutter/slack-desc
@@ -8,5 +8,5 @@ clutter: Clutter uses OpenGL for rendering, but wraps an easy to use,
 clutter: efficient, flexible API around GL complexity.
 clutter:
 clutter:
-clutter: Project URL: http://www.clutter-project.org/
+clutter: Project URL: https://github.com/GNOME/clutter
 clutter:
diff --git a/cogl/slack-desc b/cogl/slack-desc
index 824ece7..40063d6 100644
--- a/cogl/slack-desc
+++ b/cogl/slack-desc
@@ -8,5 +8,5 @@ cogl: The API departs from the flat state machine style of OpenGL and is
 cogl: designed to make it easy to write orthogonal components that can
 cogl: render without stepping on each others toes.
 cogl:
-cogl: Project URL: http://www.clutter-project.org/
+cogl: Project URL: https://github.com/GNOME/cogl/
 cogl:
diff --git a/gnome-menus/slack-desc b/gnome-menus/slack-desc
index 070e311..aed8d37 100644
--- a/gnome-menus/slack-desc
+++ b/gnome-menus/slack-desc
@@ -8,5 +8,5 @@ gnome-menus:
 gnome-menus:
 gnome-menus:
 gnome-menus:
-gnome-menus: Homepage: http://www.gnome.org
+gnome-menus: Homepage: https://github.com/GNOME/gnome-menus
 gnome-menus:
diff --git a/json-glib/slack-desc b/json-glib/slack-desc
index e9c4834..f6841f1 100644
--- a/json-glib/slack-desc
+++ b/json-glib/slack-desc
@@ -12,7 +12,7 @@ json-glib: JSON-GLib is a library providing serialization and deserialization
 json-glib: support for the JavaScript Object Notation (JSON) format described
 json-glib: by RFC 4627.
 json-glib:
-json-glib: Homepage: http://live.gnome.org/JsonGlib
+json-glib: Homepage: https://wiki.gnome.org/action/show/Projects/JsonGlib
 json-glib:
 json-glib:
 json-glib:
diff --git a/libgee/slack-desc b/libgee/slack-desc
index cf0e017..dedfa22 100644
--- a/libgee/slack-desc
+++ b/libgee/slack-desc
@@ -4,7 +4,7 @@ libgee:
 libgee: libgee is a collection library providing GObject-based interfaces and
 libgee: classes for commonly used data structures.
 libgee:
-libgee: Homepage: http://live.gnome.org/Libgee
+libgee: Homepage: https://wiki.gnome.org/action/show/Projects/Libgee
 libgee:
 libgee:
 libgee:
diff --git a/libgtop/slack-desc b/libgtop/slack-desc
index b4ffb26..de50b4a 100644
--- a/libgtop/slack-desc
+++ b/libgtop/slack-desc
@@ -8,5 +8,5 @@ libgtop:
 libgtop: 
 libgtop:
 libgtop:
-libgtop: Homepage: http://library.gnome.org/devel/libgtop/
+libgtop: Homepage: https://github.com/GNOME/libgtop
 libgtop:
diff --git a/lxml/slack-desc b/lxml/slack-desc
index 7354e89..2db90bc 100644
--- a/lxml/slack-desc
+++ b/lxml/slack-desc
@@ -5,7 +5,7 @@ lxml: lxml is a Pythonic binding for the libxml2 and libxslt libraries. It
 lxml: is unique in that it combines the speed and feature completeness of
 lxml: these libraries with the simplicity of a native Python API.
 lxml:
-lxml: Homepage: http://codespeak.net/lxml/
+lxml: Homepage: http://lxml.de/
 lxml:
 lxml:
 lxml:
diff --git a/metacity/slack-desc b/metacity/slack-desc
index 626a0d0..715ad08 100644
--- a/metacity/slack-desc
+++ b/metacity/slack-desc
@@ -5,7 +5,7 @@ metacity: Metacity is a lightweight window manager implemented with the
 metacity: GTK+ 2.x toolkit, and so integrates well with the GNOME 2.x platform
 metacity:
 metacity:
-metacity: Project URL: http://xwinman.org/metacity.php
+metacity: Project URL: http://www.xwinman.org/metacity.php
 metacity:
 metacity:
 metacity:
diff --git a/nemo/slack-desc b/nemo/slack-desc
index 9564a43..5f46c1e 100644
--- a/nemo/slack-desc
+++ b/nemo/slack-desc
@@ -5,7 +5,7 @@ nemo: nemo is the file manager for the Cinnamon desktop environment.
 nemo:
 nemo:
 nemo:
-nemo:
+nemo: Project URL: https://github.com/linuxmint/nemo
 nemo:
 nemo:
 nemo:
diff --git a/psutil/slack-desc b/psutil/slack-desc
index 8b97fc9..0ef1a5c 100644
--- a/psutil/slack-desc
+++ b/psutil/slack-desc
@@ -8,5 +8,5 @@ psutil: functionalities offered by command line tools such as: ps, top, df,
 psutil: kill, free, lsof, netstat, ifconfig, nice, ionice, iostat, iotop,
 psutil: uptime, pidof, tty, who, taskset, and pmap
 psutil:
-psutil: Homepage: http://code.google.com/p/psutil/
+psutil: Homepage: https://github.com/giampaolo/psutil
 psutil:
diff --git a/setproctitle/slack-desc b/setproctitle/slack-desc
index 77f5f24..9e60dfd 100644
--- a/setproctitle/slack-desc
+++ b/setproctitle/slack-desc
@@ -13,7 +13,7 @@ setproctitle: system tools such as ps and top).
 setproctitle:
 setproctitle:
 setproctitle:
-setproctitle: Homepage:  http://code.google.com/p/py-setproctitle/
+setproctitle: Homepage:  https://github.com/dvarrazzo/py-setproctitle
 setproctitle:
 setproctitle:
 setproctitle: