diff --git a/pkgs/data/fonts/cantarell-fonts/default.nix b/pkgs/data/fonts/cantarell-fonts/default.nix
index 34434f60172..65df7fc1f95 100644
--- a/pkgs/data/fonts/cantarell-fonts/default.nix
+++ b/pkgs/data/fonts/cantarell-fonts/default.nix
@@ -1,11 +1,13 @@
 { stdenv, fetchurl }:
 
-stdenv.mkDerivation {
-  name = "cantarell-fonts-0.0.17";
+stdenv.mkDerivation rec {
+  major = "0.0";
+  minor = "24";
+  name = "cantarell-fonts-${major}.${minor}";
 
   src = fetchurl {
-    url = mirror://gnome/sources/cantarell-fonts/0.0/cantarell-fonts-0.0.17.tar.xz;
-    sha256 = "0kx05fw1i11zcqx5yv9y9iprpl49k51sibz86bc58a50n1w6gcwn";
+    url = "mirror://gnome/sources/cantarell-fonts/${major}/${name}.tar.xz";
+    sha256 = "0r4jnc2x9yncf40lixjb1pqgpq8rzbi2fz33pshlqzjgx2d69bcw";
   };
 
   meta = {
diff --git a/pkgs/development/libraries/gdk-pixbuf/default.nix b/pkgs/development/libraries/gdk-pixbuf/default.nix
index 756ebf81619..1487d92dada 100644
--- a/pkgs/development/libraries/gdk-pixbuf/default.nix
+++ b/pkgs/development/libraries/gdk-pixbuf/default.nix
@@ -2,15 +2,15 @@
 , jasper, libintlOrEmpty, gobjectIntrospection, doCheck ? false }:
 
 let
-  ver_maj = "2.32";
-  ver_min = "3";
+  ver_maj = "2.34";
+  ver_min = "0";
 in
 stdenv.mkDerivation rec {
   name = "gdk-pixbuf-${ver_maj}.${ver_min}";
 
   src = fetchurl {
     url = "mirror://gnome/sources/gdk-pixbuf/${ver_maj}/${name}.tar.xz";
-    sha256 = "0cfh87aqyqbfcwpbv1ihgmgfcn66il5q2n8yjyl8gxkjmkqp2rrb";
+    sha256 = "0yc8indbl3hf18z6x6kjg59xp9sngm1d8vmz4c7bs6g27qw5npnm";
   };
 
   outputs = [ "dev" "out" "docdev" ];
diff --git a/pkgs/development/libraries/gegl/3.0.nix b/pkgs/development/libraries/gegl/3.0.nix
index 575e2d562aa..1ca0a2b5925 100644
--- a/pkgs/development/libraries/gegl/3.0.nix
+++ b/pkgs/development/libraries/gegl/3.0.nix
@@ -1,13 +1,12 @@
-{ stdenv, fetchgit, pkgconfig, glib, babl, libpng, cairo, libjpeg, which
+{ stdenv, fetchurl, pkgconfig, glib, babl, libpng, cairo, libjpeg, which
 , librsvg, pango, gtk, bzip2, intltool, libtool, automake, autoconf, json_glib }:
 
 stdenv.mkDerivation rec {
-  name = "gegl-0.3.0-20140619";
+  name = "gegl-0.3.6";
 
-  src = fetchgit {
-    url = "https://git.gnome.org/browse/gegl";
-    sha256 = "1rjmv2y7z34zrnlqczmmh0bm724iszzdf6jpibszxnp3w0npwjrb";
-    rev = "0014eb1bad50244314ed09592fe57efa9322678c";
+  src = fetchurl {
+    url = "http://download.gimp.org/pub/gegl/0.3/${name}.tar.bz2";
+    sha256 = "08m7dlf2kwmp7jw3qskwxas192swhn1g4jcd8aldg9drfjygprvh";
   };
 
   configureScript = "./autogen.sh";
diff --git a/pkgs/development/libraries/glib/default.nix b/pkgs/development/libraries/glib/default.nix
index 120d398bd44..b3b9dfcef16 100644
--- a/pkgs/development/libraries/glib/default.nix
+++ b/pkgs/development/libraries/glib/default.nix
@@ -39,8 +39,8 @@ let
     ln -sr -t "''${!outputInclude}/include/" "''${!outputInclude}"/lib/*/include/* 2>/dev/null || true
   '';
 
-  ver_maj = "2.46";
-  ver_min = "2";
+  ver_maj = "2.48";
+  ver_min = "0";
 in
 
 stdenv.mkDerivation rec {
@@ -48,7 +48,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "mirror://gnome/sources/glib/${ver_maj}/${name}.tar.xz";
-    sha256 = "5031722e37036719c1a09163cc6cf7c326e4c4f1f1e074b433c156862bd733db";
+    sha256 = "0d3w2hblrw7vvpx60l1kbvb830ygn3v8zhwdz65cc5593j9ycjvl";
   };
 
   patches = optional stdenv.isDarwin ./darwin-compilation.patch ++ optional doCheck ./skip-timer-test.patch;
diff --git a/pkgs/development/libraries/gobject-introspection/default.nix b/pkgs/development/libraries/gobject-introspection/default.nix
index 47ccb17e484..55abb21845b 100644
--- a/pkgs/development/libraries/gobject-introspection/default.nix
+++ b/pkgs/development/libraries/gobject-introspection/default.nix
@@ -7,7 +7,7 @@
 # In that case its about 6MB which could be separated
 
 let
-  ver_maj = "1.46";
+  ver_maj = "1.48";
   ver_min = "0";
 in
 with stdenv.lib;
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "mirror://gnome/sources/gobject-introspection/${ver_maj}/${name}.tar.xz";
-    sha256 = "6658bd3c2b8813eb3e2511ee153238d09ace9d309e4574af27443d87423e4233";
+    sha256 = "0xsqwxhfqzr79av89mg766kxpb2i41bd0vwspk01xjdzrnn5l9zs";
   };
 
   outputs = [ "dev" "out" ];
diff --git a/pkgs/development/libraries/gtk+/3.x.nix b/pkgs/development/libraries/gtk+/3.x.nix
index a2da4c7b033..dcbf0b4a47c 100644
--- a/pkgs/development/libraries/gtk+/3.x.nix
+++ b/pkgs/development/libraries/gtk+/3.x.nix
@@ -11,8 +11,8 @@ assert cupsSupport -> cups != null;
 with stdenv.lib;
 
 let
-  ver_maj = "3.18";
-  ver_min = "5";
+  ver_maj = "3.20";
+  ver_min = "3";
   version = "${ver_maj}.${ver_min}";
 in
 stdenv.mkDerivation rec {
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "mirror://gnome/sources/gtk+/${ver_maj}/gtk+-${version}.tar.xz";
-    sha256 = "107aeb9a4244ce3c044becdd6dffc32d83202595181597180d4c736302a71852";
+    sha256 = "3834f3bf23b260b3e5ebfea41102e2026a8af29e36c3620edf4a5cf05e82f694";
   };
 
   outputs = [ "dev" "out" ];
diff --git a/pkgs/development/libraries/json-glib/default.nix b/pkgs/development/libraries/json-glib/default.nix
index e49063a9de9..5cfafc8e69a 100644
--- a/pkgs/development/libraries/json-glib/default.nix
+++ b/pkgs/development/libraries/json-glib/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, glib, pkgconfig, gobjectIntrospection, dbus }:
 
 stdenv.mkDerivation rec {
-  name = "json-glib-${minVer}.2";
-  minVer = "1.0";
+  name = "json-glib-${minVer}.0";
+  minVer = "1.2";
 
   src = fetchurl {
     url = "mirror://gnome/sources/json-glib/${minVer}/${name}.tar.xz";
-    sha256 = "887bd192da8f5edc53b490ec51bf3ffebd958a671f5963e4f3af32c22e35660a";
+    sha256 = "1lx7p1c7cl21byvfgw92n8dhm09vi6qxrs0zkx9dg3y096zdzmlr";
   };
 
   configureflags= "--with-introspection";
diff --git a/pkgs/development/libraries/libjpeg-turbo/default.nix b/pkgs/development/libraries/libjpeg-turbo/default.nix
index 79cf45a8005..da4d3a9822f 100644
--- a/pkgs/development/libraries/libjpeg-turbo/default.nix
+++ b/pkgs/development/libraries/libjpeg-turbo/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, nasm, autoreconfHook }:
+{ stdenv, fetchurl, nasm }:
 
 stdenv.mkDerivation rec {
   name = "libjpeg-turbo-1.4.2";
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   outputs = [ "dev" "out" "doc" "bin" ];
 
-  buildInputs = [ autoreconfHook nasm ];
+  nativeBuildInputs = [ nasm ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/development/libraries/libsigcxx/default.nix b/pkgs/development/libraries/libsigcxx/default.nix
index 1171fa079cf..e062e2db5c2 100644
--- a/pkgs/development/libraries/libsigcxx/default.nix
+++ b/pkgs/development/libraries/libsigcxx/default.nix
@@ -1,14 +1,14 @@
 { stdenv, fetchurl, fetchpatch, pkgconfig, gnum4 }:
 let
-  ver_maj = "2.6"; # odd major numbers are unstable
-  ver_min = "2";
+  ver_maj = "2.8"; # odd major numbers are unstable
+  ver_min = "0";
 in
 stdenv.mkDerivation rec {
   name = "libsigc++-${ver_maj}.${ver_min}";
 
   src = fetchurl {
     url = "mirror://gnome/sources/libsigc++/${ver_maj}/${name}.tar.xz";
-    sha256 = "fdace7134c31de792c17570f9049ca0657909b28c4c70ec4882f91a03de54437";
+    sha256 = "0lcnzzdq6718znfshs1hflpwqq6awbzwdyp4kv5lfaf54z880jbp";
   };
   patches = [(fetchpatch {
     url = "https://anonscm.debian.org/cgit/collab-maint/libsigc++-2.0.git/plain"
diff --git a/pkgs/development/libraries/telepathy/glib/default.nix b/pkgs/development/libraries/telepathy/glib/default.nix
index 9167ecc76d4..bb187ce1202 100644
--- a/pkgs/development/libraries/telepathy/glib/default.nix
+++ b/pkgs/development/libraries/telepathy/glib/default.nix
@@ -2,11 +2,11 @@
 , gobjectIntrospection, valaSupport ? true, vala }:
 
 stdenv.mkDerivation rec {
-  name = "telepathy-glib-0.24.0";
+  name = "telepathy-glib-0.24.1";
 
   src = fetchurl {
     url = "${meta.homepage}/releases/telepathy-glib/${name}.tar.gz";
-    sha256 = "ae0002134991217f42e503c43dea7817853afc18863b913744d51ffa029818cf";
+    sha256 = "1symyzbjmxvksn2ifdkk50lafjm2llf2sbmky062gq2pz3cg23cy";
   };
 
   configureFlags = stdenv.lib.optional valaSupport "--enable-vala-bindings";
diff --git a/pkgs/development/python-modules/pygobject/3.nix b/pkgs/development/python-modules/pygobject/3.nix
index b8082890299..6a58550e7c5 100644
--- a/pkgs/development/python-modules/pygobject/3.nix
+++ b/pkgs/development/python-modules/pygobject/3.nix
@@ -1,11 +1,13 @@
 { stdenv, fetchurl, python, pkgconfig, glib, gobjectIntrospection, pycairo, cairo }:
 
 stdenv.mkDerivation rec {
-  name = "pygobject-3.18.2";
+  major = "3.20";
+  minor = "0";
+  name = "pygobject-${major}.${minor}";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/pygobject/3.18/${name}.tar.xz";
-    sha256 = "0prc3ky7g50ixmfxbc7zf43fw6in4hw2q07667hp8swi2wassg1a";
+    url = "mirror://gnome/sources/pygobject/${major}/${name}.tar.xz";
+    sha256 = "0ikzh3l7g1gjh8jj8vg6mdvrb25svp63gxcam4m0i404yh0lgari";
   };
 
   buildInputs = [ python pkgconfig glib gobjectIntrospection ];