diff --git a/gnu/packages/base.scm b/gnu/packages/base.scm
index 5c36b612f1..072f401fc3 100644
--- a/gnu/packages/base.scm
+++ b/gnu/packages/base.scm
@@ -1001,7 +1001,7 @@ (define-public glibc/hurd-headers
 (define-public tzdata
   (package
     (name "tzdata")
-    (version "2017a")
+    (version "2017b")
     (source (origin
              (method url-fetch)
              (uri (string-append
@@ -1009,7 +1009,7 @@ (define-public tzdata
                    version ".tar.gz"))
              (sha256
               (base32
-               "1mmv4rvcs12lrvgghw4fidczvb69yv69cmzknghcvw1c196mqfnz"))))
+               "11l0s43vx33dcs78p80122i8s5s9l1sjwkzzwh66njd35r92l97q"))))
     (build-system gnu-build-system)
     (arguments
      '(#:tests? #f
@@ -1057,7 +1057,7 @@ (define-public tzdata
                                 version ".tar.gz"))
                           (sha256
                            (base32
-                            "1b1q7gnlsh5hjgs5065pvajd37rmbc3k9b8cgzad1vcrifswdwh2"))))))
+                            "0h1d567gn8l3iqgyadcswwdy2yh07nhz3lfl8ds8saz2ajxka5sd"))))))
     (home-page "https://www.iana.org/time-zones")
     (synopsis "Database of current and historical time zones")
     (description "The Time Zone Database (often called tz or zoneinfo)
diff --git a/gnu/packages/gtk.scm b/gnu/packages/gtk.scm
index 9fda9e0d55..e75a08575d 100644
--- a/gnu/packages/gtk.scm
+++ b/gnu/packages/gtk.scm
@@ -426,7 +426,7 @@ (define-public gtksourceview
 (define-public gdk-pixbuf
   (package
    (name "gdk-pixbuf")
-   (version "2.36.3")
+   (version "2.36.6")
    (source (origin
             (method url-fetch)
             (uri (string-append "mirror://gnome/sources/" name "/"
@@ -434,7 +434,7 @@ (define-public gdk-pixbuf
                                 name "-" version ".tar.xz"))
             (sha256
              (base32
-              "1v1rssjd8p5s3lymsfhiq5mbs2pc0h1r6jd0asrwdbrign7i68sj"))
+              "034279k49ydawnagqd7b1rz741n20k4y3grybzwp26zd146bjpj5"))
             (patches (search-patches "gdk-pixbuf-list-dir.patch"))))
    (build-system gnu-build-system)
    (arguments
@@ -693,9 +693,9 @@ (define-public gtk+
       ("python-wrapper" ,python-wrapper)
       ;; By using a special xorg-server for GTK+'s tests, we reduce the impact
       ;; of updating xorg-server directly on the master branch.
-      ("xorg-server" ,xorg-server-1.19.2)))
+      ("xorg-server" ,xorg-server-1.19.3)))
    (arguments
-    `(#:disallowed-references (,xorg-server-1.19.2)
+    `(#:disallowed-references (,xorg-server-1.19.3)
       ;; 47 MiB goes to "out" (24 of which is locale data!), and 26 MiB goes
       ;; to "doc".
       #:configure-flags (list (string-append "--with-html-dir="
diff --git a/gnu/packages/patches/libdrm-symbol-check.patch b/gnu/packages/patches/libdrm-symbol-check.patch
index 69c67e778d..0a77763a4f 100644
--- a/gnu/packages/patches/libdrm-symbol-check.patch
+++ b/gnu/packages/patches/libdrm-symbol-check.patch
@@ -174,26 +174,21 @@ mips64el-linux, armhf-linux and aarch64-linux.
 @@ -1,6 +1,6 @@
  #!/bin/bash
  
--# The following symbols (past the first five) are taken from the public headers.
-+# The following symbols (past the first 12) are taken from the public headers.
- # A list of the latter should be available Makefile.sources/LIBDRM_FREEDRENO_H_FILES
+-# The following symbols (past the first nine) are taken from tegra.h.
++# The following symbols (past the first 12) are taken from tegra.h.
  
  FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libdrm_tegra.so} | awk '{print $3}'| while read func; do
-@@ -10,6 +10,13 @@
- _end
- _fini
- _init
+ ( grep -q "^$func$" || echo $func )  <<EOF
+@@ -9,6 +9,9 @@
+ __bss_start
+ __end__
+ _bss_end__
 +_fbss
 +_fdata
 +_ftext
-+__bss_start__
-+__bss_end__
-+_bss_end__
-+__end__
- drm_tegra_bo_get_flags
- drm_tegra_bo_get_handle
- drm_tegra_bo_get_tiling
-
+ _edata
+ _end
+ _fini
 --- libdrm-2.4.65/radeon/radeon-symbol-check.orig	2015-05-04 11:47:43.000000000 -0400
 +++ libdrm-2.4.65/radeon/radeon-symbol-check	2015-10-18 23:57:00.756759698 -0400
 @@ -1,6 +1,6 @@
diff --git a/gnu/packages/pulseaudio.scm b/gnu/packages/pulseaudio.scm
index d258c59fa5..cd796525c0 100644
--- a/gnu/packages/pulseaudio.scm
+++ b/gnu/packages/pulseaudio.scm
@@ -3,6 +3,7 @@
 ;;; Copyright © 2014, 2015, 2016 Mark H Weaver <mhw@netris.org>
 ;;; Copyright © 2016 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2016 Ricardo Wurmus <rekado@elephly.net>
+;;; Copyright © 2017 Thomas Danckaert <post@thomasdanckaert.be>
 ;;; Copyright © 2017 Leo Famulari <leo@famulari.name>
 ;;; Copyright © 2017 Stefan Reichör <stefan@xsteve.at>
 ;;;
@@ -44,15 +45,14 @@ (define-module (gnu packages pulseaudio)
 (define-public libsndfile
   (package
     (name "libsndfile")
-    (replacement libsndfile-1.0.28)
-    (version "1.0.27")
+    (version "1.0.28")
     (source (origin
              (method url-fetch)
              (uri (string-append "http://www.mega-nerd.com/libsndfile/files/libsndfile-"
                                  version ".tar.gz"))
              (sha256
               (base32
-               "1h7s61nhf7vklh9sdsbbqzb6x287q4x4j1jc5gmjragl4wprb4d3"))))
+               "1afzm7jx34jhqn32clc5xghyjglccam2728yxlx37yj2y0lkkwqz"))))
     (build-system gnu-build-system)
     (inputs
      `(("libvorbis" ,libvorbis)
@@ -75,31 +75,17 @@ (define-public libsndfile
 for reading and writing new sound file formats.")
     (license l:gpl2+)))
 
-(define libsndfile-1.0.28
-  (package
-    (inherit libsndfile)
-    (version "1.0.28")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (string-append "http://www.mega-nerd.com/libsndfile/files/libsndfile-"
-                            version ".tar.gz"))
-        (sha256
-         (base32
-          "1afzm7jx34jhqn32clc5xghyjglccam2728yxlx37yj2y0lkkwqz"))))))
-
 (define-public libsamplerate
   (package
     (name "libsamplerate")                     ; aka. Secret Rabbit Code (SRC)
-    (replacement libsamplerate-0.1.9)
-    (version "0.1.8")
+    (version "0.1.9")
     (source (origin
              (method url-fetch)
              (uri (string-append "http://www.mega-nerd.com/SRC/libsamplerate-"
                                  version ".tar.gz"))
              (sha256
               (base32
-               "01hw5xjbjavh412y63brcslj5hi9wdgkjd3h9csx5rnm8vglpdck"))))
+               "1ha46i0nbibq0pl0pjwcqiyny4hj8lp1bnl4dpxm64zjw9lb2zha"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("pkg-config" ,pkg-config)))
@@ -127,19 +113,6 @@ (define-public libsamplerate
 rates.")
     (license l:gpl2+)))
 
-(define libsamplerate-0.1.9
-  (package
-    (inherit libsamplerate)
-    (version "0.1.9")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (string-append "http://www.mega-nerd.com/SRC/libsamplerate-"
-                            version ".tar.gz"))
-        (sha256
-         (base32
-          "1ha46i0nbibq0pl0pjwcqiyny4hj8lp1bnl4dpxm64zjw9lb2zha"))))))
-
 (define-public pulseaudio
   (package
     (name "pulseaudio")
diff --git a/gnu/packages/video.scm b/gnu/packages/video.scm
index e1c6a989f3..5f388eb7e6 100644
--- a/gnu/packages/video.scm
+++ b/gnu/packages/video.scm
@@ -407,7 +407,7 @@ (define-public libdv
 (define-public libva
   (package
     (name "libva")
-    (version "1.7.3")
+    (version "1.8.1")
     (source
      (origin
        (method url-fetch)
@@ -415,7 +415,7 @@ (define-public libva
              "https://www.freedesktop.org/software/vaapi/releases/libva/libva-"
              version".tar.bz2"))
        (sha256
-        (base32 "1ndrf136rlw03xag7j1xpmf9015d1h0dpnv6v587jnh6k2a17g12"))))
+        (base32 "0wswfznj93jpnxhc3jwdk5j3pmyki0rs6k9vk4vnzds0dddximf1"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("pkg-config" ,pkg-config)))
diff --git a/gnu/packages/xdisorg.scm b/gnu/packages/xdisorg.scm
index 0467d5b357..89830a628a 100644
--- a/gnu/packages/xdisorg.scm
+++ b/gnu/packages/xdisorg.scm
@@ -277,7 +277,7 @@ (define-public pixman
 (define-public libdrm
   (package
     (name "libdrm")
-    (version "2.4.75")
+    (version "2.4.79")
     (source
       (origin
         (method url-fetch)
@@ -287,7 +287,7 @@ (define-public libdrm
                ".tar.bz2"))
         (sha256
          (base32
-          "0kq5hmck0gq7b29fr8jp94njc7jpkpbyws12s63w4b21xw750nid"))
+          "15xiwnicf7vl1l37k8nj0z496p7ln1qp8qws7q13ikiv54cz7an6"))
         (patches (search-patches "libdrm-symbol-check.patch"))))
     (build-system gnu-build-system)
     (inputs
diff --git a/gnu/packages/xorg.scm b/gnu/packages/xorg.scm
index aff1050a87..88181e1813 100644
--- a/gnu/packages/xorg.scm
+++ b/gnu/packages/xorg.scm
@@ -1095,7 +1095,7 @@ (define-public libfs
 (define-public libpciaccess
   (package
     (name "libpciaccess")
-    (version "0.13.4")
+    (version "0.13.5")
     (source
       (origin
         (method url-fetch)
@@ -1105,7 +1105,7 @@ (define-public libpciaccess
                ".tar.bz2"))
         (sha256
           (base32
-            "1krgryi9ngjr66242v0v5mczihgv0y7rrvx0563arr318mjn9y07"))))
+            "16dr80rdw5bzdyhahvilfjrflj7scs2yl2mmghsb84f3nglm8b3m"))))
     (build-system gnu-build-system)
     (inputs
       `(("zlib" ,zlib)))
@@ -4985,7 +4985,7 @@ (define-public libxcb
 (define-public xorg-server
   (package
     (name "xorg-server")
-    (version "1.19.2")
+    (version "1.19.3")
     (source
       (origin
         (method url-fetch)
@@ -4994,7 +4994,7 @@ (define-public xorg-server
               name "-" version ".tar.bz2"))
         (sha256
          (base32
-          "1fw4b2lf75nsqkiyhn95b1c2if1l3cw5a188a1szx1d8l7sbk2jg"))))
+          "162s1v901djr57gxmmk4airk8hiwcz79dqyz72972x1lw1k82yk7"))))
     (build-system gnu-build-system)
     (propagated-inputs
       `(("dri2proto" ,dri2proto)
@@ -5053,12 +5053,7 @@ (define-public xorg-server
         ("xcb-util-wm" ,xcb-util-wm)))
     (native-inputs
        `(("python" ,python-minimal-wrapper)
-         ("pkg-config" ,pkg-config)
-         ;; XXX Bootstrapping inputs for 1.19.2. Remove for > 1.19.2.
-         ("font-util" ,font-util)
-         ("libtool" ,libtool)
-         ("autoconf" ,autoconf)
-         ("automake" ,automake)))
+         ("pkg-config" ,pkg-config)))
     (arguments
      `(#:parallel-tests? #f
        #:configure-flags
@@ -5085,10 +5080,6 @@ (define-public xorg-server
 
        #:phases
        (modify-phases %standard-phases
-         ;; XXX The 1.19.2 release of xorg-server was not bootstrapped:
-         ;; <https://lists.x.org/archives/xorg-announce/2017-March/002780.html>
-         (add-before 'configure 'bootstrap
-           (lambda _ (zero? (system* "autoreconf" "-vfi"))))
          (add-before
           'configure 'pre-configure
           (lambda _
@@ -5115,11 +5106,11 @@ (define-public xorg-server
     (license license:x11)))
 
 ;;; This package is intended to be used when building GTK+.
-(define-public xorg-server-1.19.2
+(define-public xorg-server-1.19.3
   (package
     (inherit xorg-server)
     (name "xorg-server")
-    (version "1.19.2")
+    (version "1.19.3")
     (source
       (origin
         (method url-fetch)
@@ -5128,7 +5119,7 @@ (define-public xorg-server-1.19.2
               name "-" version ".tar.bz2"))
         (sha256
          (base32
-          "1fw4b2lf75nsqkiyhn95b1c2if1l3cw5a188a1szx1d8l7sbk2jg"))))))
+          "162s1v901djr57gxmmk4airk8hiwcz79dqyz72972x1lw1k82yk7"))))))
 
 (define-public xorg-server-xwayland
   (package