diff --git a/pkgs/data/fonts/gohufont/default.nix b/pkgs/data/fonts/gohufont/default.nix
index e4e9954d118..b331edf7aa1 100644
--- a/pkgs/data/fonts/gohufont/default.nix
+++ b/pkgs/data/fonts/gohufont/default.nix
@@ -1,64 +1,69 @@
 { stdenv, fetchurl, fetchFromGitHub
-, mkfontdir, mkfontscale, bdf2psf, bdftopcf
+, mkfontscale, bdf2psf, bdftopcf
+, fonttosfnt, libfaketime
 }:
 
 stdenv.mkDerivation rec {
   pname = "gohufont";
   version = "2.1";
 
-  src = fetchurl {
-    url = "https://font.gohu.org/${pname}-${version}.tar.gz";
-    sha256 = "10dsl7insnw95hinkcgmp9rx39lyzb7bpx5g70vswl8d6p4n53bm";
-  };
-
-  bdf = fetchFromGitHub {
+  src = fetchFromGitHub {
     owner  = "hchargois";
     repo   = "gohufont";
     rev    = "cc36b8c9fed7141763e55dcee0a97abffcf08224";
     sha256 = "1hmp11mrr01b29phw0xyj4h9b92qz19cf56ssf6c47c5j2c4xmbv";
   };
 
-  nativeBuildInputs = [ mkfontdir mkfontscale bdf2psf bdftopcf ];
+  nativeBuildInputs =
+    [ mkfontscale bdf2psf bdftopcf
+      fonttosfnt libfaketime
+    ];
 
   buildPhase = ''
-    # convert bdf to psf fonts
+    # convert bdf fonts to psf
     build=$(pwd)
     mkdir psf
     cd ${bdf2psf}/share/bdf2psf
-    for i in $bdf/*.bdf; do
+    for i in $src/*.bdf; do
+      name=$(basename $i .bdf)
       bdf2psf \
         --fb "$i" standard.equivalents \
         ascii.set+useful.set+linux.set 512 \
-        "$build/psf/$(basename $i .bdf).psf"
+        "$build/psf/$name.psf"
     done
     cd $build
 
-    # convert hidpi variant to pcf
-    for i in $bdf/hidpi/*.bdf; do
-        name=$(basename $i .bdf).pcf
-        bdftopcf -o "$name" "$i"
+    # convert bdf fonts to pcf
+    for i in *.bdf $src/hidpi/*.bdf; do
+        name=$(basename $i .bdf)
+        bdftopcf -o "$name.pcf" "$i"
+    done
+
+    # convert unicode bdf fonts to otb
+    for i in *-uni*.bdf $src/hidpi/*-uni*.bdf; do
+        name=$(basename $i .bdf)
+        faketime -f "1970-01-01 00:00:01" \
+        fonttosfnt -v -o "$name.otb" "$i"
     done
   '';
 
   installPhase = ''
     # install the psf fonts (for the virtual console)
     fontDir="$out/share/consolefonts"
-    mkdir -p "$fontDir"
-    mv -t "$fontDir" psf/*.psf
+    install -D -m 644 -t "$fontDir" psf/*.psf
 
     # install the pcf fonts (for xorg applications)
     fontDir="$out/share/fonts/misc"
-    mkdir -p "$fontDir"
-    mv -t "$fontDir" *.pcf.gz *.pcf
+    install -D -m 644 -t "$fontDir" *.pcf
+    mkfontdir "$fontDir"
 
-    cd "$fontDir"
-    mkfontdir
-    mkfontscale
+    # install the otb fonts (for gtk applications)
+    fontDir="$otb/share/fonts/misc"
+    install -D -m 644 -t "$fontDir" *.otb
+    mkfontdir "$fontDir"
   '';
 
-  outputHashAlgo = "sha256";
-  outputHashMode = "recursive";
-  outputHash     = "0kl7k8idl0fnsap2c4j02i33z017p2s4gi2cgspy6ica46fczcc1";
+  outputs = [ "out" "otb" ];
 
   meta = with stdenv.lib; {
     description = ''
diff --git a/pkgs/servers/x11/xorg/fix-uninitialised-memory.patch b/pkgs/servers/x11/xorg/fix-uninitialised-memory.patch
new file mode 100644
index 00000000000..53f22d7f39c
--- /dev/null
+++ b/pkgs/servers/x11/xorg/fix-uninitialised-memory.patch
@@ -0,0 +1,61 @@
+From 51e8117654fb092ae5412d7aa184bfc6b498c954 Mon Sep 17 00:00:00 2001
+From: rnhmjoj <rnhmjoj@inventati.org>
+Date: Fri, 7 Feb 2020 17:46:54 +0100
+Subject: [PATCH 1/2] Fix incorrect error handling in macTime()
+
+mktime() and time() return (time_t -1) to signal an error.
+Checking for negative values will incorrectly assume an error
+happened for any calendar date before the unix epoch.
+---
+ util.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/util.c b/util.c
+index bcbfa2f..4482c9a 100644
+--- a/util.c
++++ b/util.c
+@@ -213,10 +213,10 @@ macTime(int *hi, unsigned *lo)
+     tm.tm_isdst = -1;
+ 
+     macEpoch = mktime_gmt(&tm);
+-    if(macEpoch < 0) return -1;
++    if(macEpoch == -1) return -1;
+ 
+     current = time(NULL);
+-    if(current < 0)
++    if(current == -1)
+         return -1;
+ 
+     if(current < macEpoch) {
+-- 
+2.23.0
+
+From 81a61c049e6de80120531f0770b22e7637c9acb9 Mon Sep 17 00:00:00 2001
+From: rnhmjoj <rnhmjoj@inventati.org>
+Date: Fri, 7 Feb 2020 17:47:52 +0100
+Subject: [PATCH 2/2] Fix uninitialised memory write
+
+If macTime() fails write zeros instead of unitialized memory to
+the date fields.
+---
+ write.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/write.c b/write.c
+index 318adef..c8a86e4 100644
+--- a/write.c
++++ b/write.c
+@@ -434,8 +434,8 @@ fixupChecksum(FILE *out, int full_length, int head_position)
+ static int 
+ writehead(FILE* out, FontPtr font)
+ {
+-    int time_hi;
+-    unsigned time_lo;
++    int time_hi = 0;
++    unsigned time_lo = 0;
+ 
+     macTime(&time_hi, &time_lo);
+ 
+-- 
+2.23.0
+
diff --git a/pkgs/servers/x11/xorg/overrides.nix b/pkgs/servers/x11/xorg/overrides.nix
index a19ae62b1f4..58ebc6d984e 100644
--- a/pkgs/servers/x11/xorg/overrides.nix
+++ b/pkgs/servers/x11/xorg/overrides.nix
@@ -22,6 +22,11 @@ self: super:
     buildInputs = attrs.buildInputs ++ [ self.xorgproto ];
   });
 
+  fonttosfnt = super.fonttosfnt.overrideAttrs (attrs: {
+    # https://gitlab.freedesktop.org/xorg/app/fonttosfnt/merge_requests/6
+    patches = [ ./fix-uninitialised-memory.patch ];
+  });
+
   bitmap = super.bitmap.overrideAttrs (attrs: {
     nativeBuildInputs = attrs.nativeBuildInputs ++ [ makeWrapper ];
     postInstall = ''
diff --git a/pkgs/tools/misc/bdf2psf/default.nix b/pkgs/tools/misc/bdf2psf/default.nix
index defdd9494e5..07bc5de371f 100644
--- a/pkgs/tools/misc/bdf2psf/default.nix
+++ b/pkgs/tools/misc/bdf2psf/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "10c0rbhqscizfa063m6mms31i0knh25bxr35s008b6mp5pxr33mc";
   };
 
-  buildInputs = [ dpkg ];
+  nativeBuildInputs = [ dpkg ];
 
   dontConfigure = true;
   dontBuild = true;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 12d5e2a75e7..efd7e0da75e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -17525,7 +17525,8 @@ in
 
   geolite-legacy = callPackage ../data/misc/geolite-legacy { };
 
-  gohufont = callPackage ../data/fonts/gohufont { };
+  gohufont = callPackage ../data/fonts/gohufont
+    { inherit (buildPackages.xorg) fonttosfnt mkfontscale; };
 
   gnome-user-docs = callPackage ../data/documentation/gnome-user-docs { };