diff -Nru epoptes-1.0.1/debian/changelog epoptes-20.01/debian/changelog
--- epoptes-1.0.1/debian/changelog	2019-12-14 06:30:58.000000000 +0000
+++ epoptes-20.01/debian/changelog	2020-01-18 05:05:31.000000000 +0000
@@ -1,8 +1,35 @@
-epoptes (1.0.1-2+t201912130917~ubuntu19.04.1) disco; urgency=low
+epoptes (20.01-1~ubuntu19.04.1) disco; urgency=low
 
   * Auto build.
 
- -- Alkis Georgopoulos <alkisg@gmail.com>  Sat, 14 Dec 2019 06:30:58 +0000
+ -- Alkis Georgopoulos <alkisg@gmail.com>  Sat, 18 Jan 2020 05:05:31 +0000
+
+epoptes (20.01-1) unstable; urgency=medium
+
+  [ Alkis Georgopoulos ]
+  * Switch to calver versioning
+  * Avoid gdk-pixbuf memory leak (#110)
+  * Optimize epoptes-client dependencies (#108)
+  * Hide lspci not found warnings (#109)
+  * Unset DESKTOP_AUTOSTART_ID on execute (#103)
+  * Prevent systemd from killing epoptes-client
+  * Switch to debhelper 10 (#107)
+  * Switch URLs to https
+  * Make a proper README.md (#28)
+  * Merge branch 'debian'
+  * Use lowercase in MAC addresses (#102)
+  * Don't wait for DNS if SERVER is an IP (#91)
+  * Save groups even when groups.json doesn't exist (#90)
+  * Cope with no notification-daemon running
+  * Set default button in edit alias dialog (#88)
+  * Support a global groups.json file (#84)
+  * Use "with" when opening files (#83)
+  * Cope with invalid groups.json (#82)
+
+  [ Vagrant Cascadian ]
+  * debian/watch: Update to use new version format.
+
+ -- Vagrant Cascadian <vagrant@debian.org>  Fri, 17 Jan 2020 16:39:42 -0800
 
 epoptes (1.0.1-2) unstable; urgency=medium
 
diff -Nru epoptes-1.0.1/debian/control epoptes-20.01/debian/control
--- epoptes-1.0.1/debian/control	2019-12-14 06:30:58.000000000 +0000
+++ epoptes-20.01/debian/control	2020-01-18 05:05:31.000000000 +0000
@@ -2,13 +2,13 @@
 Section: admin
 Priority: optional
 Maintainer: Epoptes Developers <epoptes@lists.launchpad.net>
-Uploaders: Vagrant Cascadian <vagrant@debian.org>, Alkis Georgopoulos <alkisg@gmail.com>, Fotis Tsamis <ftsamis@gmail.com>
+Uploaders: Vagrant Cascadian <vagrant@debian.org>, Alkis Georgopoulos <alkisg@gmail.com>
 Build-Depends: debhelper (>= 10),
  dh-python,
  dpkg-dev (>= 1.16.1),
  python3-distutils-extra,
  python3:any,
-Standards-Version: 4.2.1
+Standards-Version: 4.4.1
 Rules-Requires-Root: no
 Vcs-Git: https://github.com/epoptes/epoptes
 Vcs-Browser: https://github.com/epoptes/epoptes
diff -Nru epoptes-1.0.1/debian/copyright epoptes-20.01/debian/copyright
--- epoptes-1.0.1/debian/copyright	2019-12-14 06:30:58.000000000 +0000
+++ epoptes-20.01/debian/copyright	2020-01-18 05:05:31.000000000 +0000
@@ -3,14 +3,14 @@
 Source: https://github.com/epoptes/epoptes
 
 Files: *
-Copyright: 2009-2019 Alkis Georgopoulos <alkisg@gmail.com>
+Copyright: 2009-2020 Alkis Georgopoulos <alkisg@gmail.com>
  2009-2017 Fotis Tsamis <ftsamis@gmail.com>
 License: GPL-3.0+
 
 Files: debian/*
-Copyright: 2009-2019 Alkis Georgopoulos <alkisg@gmail.com>
+Copyright: 2009-2020 Alkis Georgopoulos <alkisg@gmail.com>
  2009-2016 Fotis Tsamis <ftsamis@gmail.com>
- 2011-2019 Vagrant Cascadian <vagrant@debian.org>
+ 2011-2020 Vagrant Cascadian <vagrant@debian.org>
 License: GPL-3.0+
 
 License: GPL-3.0+
diff -Nru epoptes-1.0.1/debian/git-build-recipe.manifest epoptes-20.01/debian/git-build-recipe.manifest
--- epoptes-1.0.1/debian/git-build-recipe.manifest	2019-12-14 06:30:58.000000000 +0000
+++ epoptes-20.01/debian/git-build-recipe.manifest	2020-01-18 05:05:31.000000000 +0000
@@ -1,2 +1,2 @@
-# git-build-recipe format 0.4 deb-version {debversion}+t201912130917
-lp:epoptes git-commit:1f3c1b78f0dc697f356c57c3a317c4940334d7db
+# git-build-recipe format 0.4 deb-version {debversion}
+lp:epoptes git-commit:6f497d51cea0f24487550390401d1a89241a8b8d
diff -Nru epoptes-1.0.1/debian/watch epoptes-20.01/debian/watch
--- epoptes-1.0.1/debian/watch	2019-12-14 06:30:58.000000000 +0000
+++ epoptes-20.01/debian/watch	2020-01-18 05:05:31.000000000 +0000
@@ -1,5 +1,3 @@
 version=4
-# hack to treat tags with a debian revision as version 0
-opts="uversionmangle=s/.*-.*/0/g" \
 https://github.com/epoptes/epoptes/releases \
-.*/archive/@ANY_VERSION@@ARCHIVE_EXT@
+.*/archive/v@ANY_VERSION@@ARCHIVE_EXT@
diff -Nru epoptes-1.0.1/epoptes/ui/gtk/about.ui epoptes-20.01/epoptes/ui/gtk/about.ui
--- epoptes-1.0.1/epoptes/ui/gtk/about.ui	2019-12-14 06:30:58.000000000 +0000
+++ epoptes-20.01/epoptes/ui/gtk/about.ui	2020-01-18 05:05:31.000000000 +0000
@@ -7,7 +7,7 @@
     <property name="type_hint">dialog</property>
     <property name="program_name">Epoptes</property>
     <property name="version">1.0</property>
-    <property name="copyright" translatable="yes">Copyright © 2011-2018 The Epoptes Team</property>
+    <property name="copyright" translatable="yes">Copyright © 2010+ The Epoptes Team</property>
     <property name="comments" translatable="yes">A computer lab management and monitoring tool.</property>
     <property name="website">https://epoptes.org</property>
     <property name="website_label">https://epoptes.org</property>
diff -Nru epoptes-1.0.1/epoptes/ui/gui.py epoptes-20.01/epoptes/ui/gui.py
--- epoptes-1.0.1/epoptes/ui/gui.py	2019-12-14 06:30:58.000000000 +0000
+++ epoptes-20.01/epoptes/ui/gui.py	2020-01-18 05:05:31.000000000 +0000
@@ -989,10 +989,11 @@
                 except ValueError:
                     LOG.e("Bad thumbshot header")
                     return
-                # TODO: see if there's any way to avoid casting to GLib.Bytes
+                # GLib.Bytes.new and .copy() avoid memory leak and crash (#110)
                 pxb = GdkPixbuf.Pixbuf.new_from_bytes(
                     GLib.Bytes.new(pixels), GdkPixbuf.Colorspace.RGB, False, 8,
                     width, height, rowstride)
+                pxb = pxb.copy()
                 self.current_thumbshots[handle] = pxb
                 self.cstore[i.path][C_PIXBUF] = pxb
                 return