diff --git a/pkgs/development/libraries/hivex/default.nix b/pkgs/development/libraries/hivex/default.nix
index 76836b69d2a8..eced02fd33e3 100644
--- a/pkgs/development/libraries/hivex/default.nix
+++ b/pkgs/development/libraries/hivex/default.nix
@@ -3,11 +3,11 @@
 
 stdenv.mkDerivation rec {
   name = "hivex-${version}";
-  version = "1.3.11";
+  version = "1.3.14";
 
   src = fetchurl {
     url = "http://libguestfs.org/download/hivex/${name}.tar.gz";
-    sha256 = "0y3nqykwy58divxkv7gmsb067dasyfz3apbp437hl57rgrndyfn6";
+    sha256 = "0aqv28prjcmc66znw0wgaxjijg5mjm44bgn1iil8a4dlbsgv4p7b";
   };
 
   patches = [ ./hivex-syms.patch ];
diff --git a/pkgs/development/libraries/hivex/hivex-syms.patch b/pkgs/development/libraries/hivex/hivex-syms.patch
index 2280ade59a62..bacd34e8515d 100644
--- a/pkgs/development/libraries/hivex/hivex-syms.patch
+++ b/pkgs/development/libraries/hivex/hivex-syms.patch
@@ -1,6 +1,6 @@
-diff -rupN hivex-1.3.11/lib/Makefile.am hivex-1.3.11-new/lib/Makefile.am
---- hivex-1.3.11/lib/Makefile.am	2013-09-10 13:04:12.000000000 +0200
-+++ hivex-1.3.11-new/lib/Makefile.am	2014-11-06 01:31:05.956106861 +0100
+diff -rupN hivex-1.3.14/lib/Makefile.am hivex-1.3.14-new/lib/Makefile.am
+--- hivex-1.3.14/lib/Makefile.am	2013-09-10 13:04:12.000000000 +0200
++++ hivex-1.3.14-new/lib/Makefile.am	2014-11-06 01:31:05.956106861 +0100
 @@ -40,8 +40,7 @@ libhivex_la_SOURCES = \
  
  libhivex_la_LIBADD =  ../gnulib/lib/libgnu.la $(LTLIBOBJS)
diff --git a/pkgs/development/libraries/libguestfs/default.nix b/pkgs/development/libraries/libguestfs/default.nix
index 02e75788d01e..3f7542254cd7 100644
--- a/pkgs/development/libraries/libguestfs/default.nix
+++ b/pkgs/development/libraries/libguestfs/default.nix
@@ -1,32 +1,45 @@
 { stdenv, fetchurl, pkgconfig, autoreconfHook, makeWrapper
 , ncurses, cpio, gperf, perl, cdrkit, flex, bison, qemu, pcre, augeas, libxml2
 , acl, libcap, libcap_ng, libconfig, systemd, fuse, yajl, libvirt, hivex
-, gmp, readline, file, libintlperl, GetoptLong, SysVirt, numactl, xen, libapparmor }:
+, gmp, readline, file, libintlperl, GetoptLong, SysVirt, numactl, xen, libapparmor
+, getopt, perlPackages, ocamlPackages }:
 
 stdenv.mkDerivation rec {
   name = "libguestfs-${version}";
-  version = "1.29.5";
+  version = "1.34.4";
 
   appliance = fetchurl {
-    url = "http://libguestfs.org/download/binaries/appliance/appliance-1.26.0.tar.xz";
-    sha256 = "1kzvgmy845kclvr93y6rdpss2q0p8yfqg14r0i1pi5r4zc68yvj4";
+    url = "http://libguestfs.org/download/binaries/appliance/appliance-1.34.0.tar.xz";
+    sha256 = "0d7kg6ck9hwsqrxch69fhn49sbsjc8c40fr4753c35cq49f7xp6d";
   };
 
   src = fetchurl {
-    url = "http://libguestfs.org/download/1.29-development/libguestfs-${version}.tar.gz";
-    sha256 = "1il0p3irwcyfdm83935hj4bvxsx0kdfn8dvqmg2lbzap17jvzj8h";
+    url = "http://libguestfs.org/download/1.34-stable/libguestfs-${version}.tar.gz";
+    sha256 = "1ca9i9d03pnfm7qqixvl48d7n0hn4ldmzlh2wcws45441prdxw3z";
   };
 
   buildInputs = [
     makeWrapper pkgconfig autoreconfHook ncurses cpio gperf perl
     cdrkit flex bison qemu pcre augeas libxml2 acl libcap libcap_ng libconfig
     systemd fuse yajl libvirt gmp readline file hivex libintlperl GetoptLong
-    SysVirt numactl xen libapparmor
-  ];
+    SysVirt numactl xen libapparmor getopt perlPackages.ModuleBuild
+  ] ++ (with ocamlPackages; [ ocaml findlib ocamlbuild ocaml_libvirt ocaml_gettext ounit ]);
 
+  prePatch = ''
+    # build-time scripts
+    substituteInPlace run.in        --replace '#!/bin/bash' '#!/bin/sh'
+    substituteInPlace ocaml-link.sh --replace '#!/bin/bash' '#!/bin/sh'
+
+    # $(OCAMLLIB) is read-only "${ocamlPackages.ocaml}/lib/ocaml"
+    substituteInPlace ocaml/Makefile.am            --replace '$(DESTDIR)$(OCAMLLIB)' '$(out)/lib/ocaml'
+    substituteInPlace ocaml/Makefile.in            --replace '$(DESTDIR)$(OCAMLLIB)' '$(out)/lib/ocaml'
+    substituteInPlace v2v/test-harness/Makefile.am --replace '$(DESTDIR)$(OCAMLLIB)' '$(out)/lib/ocaml'
+    substituteInPlace v2v/test-harness/Makefile.in --replace '$(DESTDIR)$(OCAMLLIB)' '$(out)/lib/ocaml'
+  '';
   configureFlags = "--disable-appliance --disable-daemon";
   patches = [ ./libguestfs-syms.patch ];
   NIX_CFLAGS_COMPILE="-I${libxml2.dev}/include/libxml2/";
+  installFlags = "REALLY_INSTALL=yes";
 
   postInstall = ''
     for bin in $out/bin/*; do
diff --git a/pkgs/development/libraries/libguestfs/libguestfs-syms.patch b/pkgs/development/libraries/libguestfs/libguestfs-syms.patch
index 44cdc4e69b2e..88c9ec0e4309 100644
--- a/pkgs/development/libraries/libguestfs/libguestfs-syms.patch
+++ b/pkgs/development/libraries/libguestfs/libguestfs-syms.patch
@@ -1,7 +1,7 @@
-diff -rupN libguestfs-1.29.5/src/Makefile.am libguestfs-1.29.5-new/src/Makefile.am
---- libguestfs-1.29.5/src/Makefile.am	2014-11-05 16:43:08.000000000 +0100
-+++ libguestfs-1.29.5-new/src/Makefile.am	2014-11-05 20:07:45.760730596 +0100
-@@ -167,8 +167,7 @@ libguestfs_la_LIBADD = \
+diff -rupN libguestfs-1.34.4/src/Makefile.am libguestfs-1.34.4-new/src/Makefile.am
+--- libguestfs-1.34.4/src/Makefile.am	2017-02-22 07:49:07.322357165 +0000
++++ libguestfs-1.34.4-new/src/Makefile.am	2017-02-22 07:50:03.437454422 +0000
+@@ -172,8 +172,7 @@ libguestfs_la_LIBADD = \
  # Force libtool to name the library 'libguestfs.so.0.$(MAX_PROC_NR).0'.
  # Include the version script to limit which symbols are exported.
  libguestfs_la_LDFLAGS = \
diff --git a/pkgs/development/ocaml-modules/ocaml-libvirt/default.nix b/pkgs/development/ocaml-modules/ocaml-libvirt/default.nix
index 439beaa24ffc..01b761e4e4ad 100644
--- a/pkgs/development/ocaml-modules/ocaml-libvirt/default.nix
+++ b/pkgs/development/ocaml-modules/ocaml-libvirt/default.nix
@@ -1,20 +1,28 @@
-{ stdenv, fetchurl, libvirt, ocaml, findlib }:
+{ stdenv, fetchgit, libvirt, autoconf, ocaml, findlib }:
 
 stdenv.mkDerivation rec {
   name = "ocaml-libvirt-${version}";
-  version = "0.6.1.4";
+  version = "0.6.1.5"; # FIXME: libguestfs depends on not yet released 0.6.1.5, so the latest post-0.6.1.4 master from git is used
 
-  src = fetchurl {
-    url = "http://libvirt.org/sources/ocaml/ocaml-libvirt-${version}.tar.gz";
-    sha256 = "06q2y36ckb34n179bwczxkl82y3wrba65xb2acg8i04jpiyxadjd";
+  src = fetchgit {
+    url = "git://git.annexia.org/git/ocaml-libvirt.git";
+    rev = "8853f5a49587f00a7d2a5c8c7e52480a16bbdb02";
+    sha256 = "1lnsvyb6dll58blacc629nz1lzc20p7ayqn9pag1rrx5i54q9v24";
   };
 
   propagatedBuildInputs = [ libvirt ];
 
-  buildInputs = [ ocaml findlib ];
+  nativeBuildInputs = [ autoconf findlib ];
+
+  buildInputs = [ ocaml ];
 
   createFindlibDestdir = true;
 
+  preConfigure = ''
+    substituteInPlace configure.ac --replace 0.6.1.4 0.6.1.5
+    autoconf
+  '';
+
   buildPhase = if stdenv.cc.isClang then "make all opt CPPFLAGS=-Wno-error" else "make all opt";
 
   installPhase = "make install-opt";