diff --git a/pkgs/development/libraries/dbus/default.nix b/pkgs/development/libraries/dbus/default.nix
index ade6c98df942..3ca2bdd9abef 100644
--- a/pkgs/development/libraries/dbus/default.nix
+++ b/pkgs/development/libraries/dbus/default.nix
@@ -6,8 +6,8 @@ assert x11Support -> libX11 != null
                   && libSM != null;
 
 let
-  version = "1.12.8";
-  sha256 = "1cvfi7jiby12h0f5gbysphhk99m6mch87ab3cqxkj0w36gkrkp72";
+  version = "1.12.10";
+  sha256 = "1xywijmgfad4m3cxp0b4l6kvypwc53ckmhwwzbrc6n32jwj3ssab";
 
 self = stdenv.mkDerivation {
     name = "dbus-${version}";
diff --git a/pkgs/development/libraries/libdrm/default.nix b/pkgs/development/libraries/libdrm/default.nix
index 93ef1957d2cd..bedbce938bcb 100644
--- a/pkgs/development/libraries/libdrm/default.nix
+++ b/pkgs/development/libraries/libdrm/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, libpthreadstubs, libpciaccess, valgrind-light }:
 
 stdenv.mkDerivation rec {
-  name = "libdrm-2.4.92";
+  name = "libdrm-2.4.93";
 
   src = fetchurl {
     url = "https://dri.freedesktop.org/libdrm/${name}.tar.bz2";
-    sha256 = "1yirzx8hmlvv6r0l7lb3zxmgy5la2mri9al0k16xqfg19pdqzr79";
+    sha256 = "0g6d9wsnb7lx8r1m4kq8js0wsc5jl20cz1csnlh6z9s8jpfd313f";
   };
 
   outputs = [ "out" "dev" "bin" ];
diff --git a/pkgs/development/libraries/libtiff/default.nix b/pkgs/development/libraries/libtiff/default.nix
index c5a12432280b..d37e93e6f82f 100644
--- a/pkgs/development/libraries/libtiff/default.nix
+++ b/pkgs/development/libraries/libtiff/default.nix
@@ -13,8 +13,8 @@ stdenv.mkDerivation rec {
 
   prePatch = let
       debian = fetchurl {
-        url = http://http.debian.net/debian/pool/main/t/tiff/tiff_4.0.9-5.debian.tar.xz;
-        sha256 = "15lwcsd46gini27akms2ngyxnwi1hs2yskrv5x2wazs5fw5ii62w";
+        url = http://http.debian.net/debian/pool/main/t/tiff/tiff_4.0.9-6.debian.tar.xz;
+        sha256 = "10yk5npchxscgsnd7ihd3bbbw2fxkl7ni0plm43c9q4nwp6ms52f";
       };
     in ''
       tar xf ${debian}
diff --git a/pkgs/development/libraries/mesa/default.nix b/pkgs/development/libraries/mesa/default.nix
index dbcfcf19bd10..e1a9477dcd63 100644
--- a/pkgs/development/libraries/mesa/default.nix
+++ b/pkgs/development/libraries/mesa/default.nix
@@ -88,6 +88,7 @@ let self = stdenv.mkDerivation {
   patches = [
     ./symlink-drivers.patch
     ./missing-includes.patch # dev_t needs sys/stat.h, time_t needs time.h, etc.-- fixes build w/musl
+    ./disk_cache-include-dri-driver-path-in-cache-key.patch
   ];
 
   outputs = [ "out" "dev" "drivers" "osmesa" ];
diff --git a/pkgs/development/libraries/mesa/disk_cache-include-dri-driver-path-in-cache-key.patch b/pkgs/development/libraries/mesa/disk_cache-include-dri-driver-path-in-cache-key.patch
new file mode 100644
index 000000000000..47391567fb9b
--- /dev/null
+++ b/pkgs/development/libraries/mesa/disk_cache-include-dri-driver-path-in-cache-key.patch
@@ -0,0 +1,52 @@
+From 9c9df280b318c26aece9873cf77b32e4f95634c1 Mon Sep 17 00:00:00 2001
+From: David McFarland <corngood@gmail.com>
+Date: Mon, 6 Aug 2018 15:52:11 -0300
+Subject: [PATCH] disk_cache: include dri driver path in cache key
+
+This fixes invalid cache hits on NixOS where all shared library
+timestamps in /nix/store are zero.
+---
+ src/util/Makefile.am  | 3 +++
+ src/util/disk_cache.c | 3 +++
+ 2 files changed, 6 insertions(+)
+
+diff --git a/src/util/Makefile.am b/src/util/Makefile.am
+index 07bf052175..aea09f60b3 100644
+--- a/src/util/Makefile.am
++++ b/src/util/Makefile.am
+@@ -30,6 +30,9 @@ noinst_LTLIBRARIES = \
+ 	libmesautil.la \
+ 	libxmlconfig.la
+ 
++AM_CFLAGS = \
++	-DDISK_CACHE_KEY=\"$(drivers)\"
++
+ AM_CPPFLAGS = \
+ 	$(PTHREAD_CFLAGS) \
+ 	-I$(top_srcdir)/include
+diff --git a/src/util/disk_cache.c b/src/util/disk_cache.c
+index 4a762eff20..8086c0be75 100644
+--- a/src/util/disk_cache.c
++++ b/src/util/disk_cache.c
+@@ -388,8 +388,10 @@ disk_cache_create(const char *gpu_name, const char *timestamp,
+ 
+    /* Create driver id keys */
+    size_t ts_size = strlen(timestamp) + 1;
++   size_t key_size = strlen(DISK_CACHE_KEY) + 1;
+    size_t gpu_name_size = strlen(gpu_name) + 1;
+    cache->driver_keys_blob_size += ts_size;
++   cache->driver_keys_blob_size += key_size;
+    cache->driver_keys_blob_size += gpu_name_size;
+ 
+    /* We sometimes store entire structs that contains a pointers in the cache,
+@@ -410,6 +412,7 @@ disk_cache_create(const char *gpu_name, const char *timestamp,
+    uint8_t *drv_key_blob = cache->driver_keys_blob;
+    DRV_KEY_CPY(drv_key_blob, &cache_version, cv_size)
+    DRV_KEY_CPY(drv_key_blob, timestamp, ts_size)
++   DRV_KEY_CPY(drv_key_blob, DISK_CACHE_KEY, key_size)
+    DRV_KEY_CPY(drv_key_blob, gpu_name, gpu_name_size)
+    DRV_KEY_CPY(drv_key_blob, &ptr_size, ptr_size_size)
+    DRV_KEY_CPY(drv_key_blob, &driver_flags, driver_flags_size)
+-- 
+2.18.0
+