diff --git a/pkgs/servers/x11/xorg/default.nix b/pkgs/servers/x11/xorg/default.nix
index 00d95430dc8..2471defd497 100644
--- a/pkgs/servers/x11/xorg/default.nix
+++ b/pkgs/servers/x11/xorg/default.nix
@@ -532,11 +532,11 @@ lib.makeScope newScope (self: with self; {
   }) {};
 
   fonttosfnt = callPackage ({ stdenv, pkgconfig, fetchurl, libfontenc, freetype, xorgproto }: stdenv.mkDerivation {
-    name = "fonttosfnt-1.0.5";
+    name = "fonttosfnt-1.2.1";
     builder = ./builder.sh;
     src = fetchurl {
-      url = "mirror://xorg/individual/app/fonttosfnt-1.0.5.tar.bz2";
-      sha256 = "00w5in1gznai141wishz8ng7spvi5274n16zj0pdl1ma2vsmy2n8";
+      url = "mirror://xorg/individual/app/fonttosfnt-1.2.1.tar.bz2";
+      sha256 = "16r51h5wfy85wnbq3q8v8a184hb25c3ksjgix0mlcywdz7qkbj07";
     };
     hardeningDisable = [ "bindnow" "relro" ];
     nativeBuildInputs = [ pkgconfig ];
diff --git a/pkgs/servers/x11/xorg/fix-uninitialised-memory.patch b/pkgs/servers/x11/xorg/fix-uninitialised-memory.patch
deleted file mode 100644
index 53f22d7f39c..00000000000
--- a/pkgs/servers/x11/xorg/fix-uninitialised-memory.patch
+++ /dev/null
@@ -1,61 +0,0 @@
-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 ddf0aacdf07..868f3a54b7f 100644
--- a/pkgs/servers/x11/xorg/overrides.nix
+++ b/pkgs/servers/x11/xorg/overrides.nix
@@ -22,11 +22,6 @@ 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/servers/x11/xorg/tarballs.list b/pkgs/servers/x11/xorg/tarballs.list
index b169b19740f..d949e69dcb2 100644
--- a/pkgs/servers/x11/xorg/tarballs.list
+++ b/pkgs/servers/x11/xorg/tarballs.list
@@ -11,7 +11,7 @@ mirror://xorg/individual/app/appres-1.0.5.tar.bz2
 mirror://xorg/individual/app/bdftopcf-1.1.tar.bz2
 mirror://xorg/individual/app/bitmap-1.0.9.tar.gz
 mirror://xorg/individual/app/editres-1.0.7.tar.bz2
-mirror://xorg/individual/app/fonttosfnt-1.0.5.tar.bz2
+mirror://xorg/individual/app/fonttosfnt-1.2.1.tar.bz2
 mirror://xorg/individual/app/iceauth-1.0.8.tar.bz2
 mirror://xorg/individual/app/ico-1.0.5.tar.bz2
 mirror://xorg/individual/app/listres-1.0.4.tar.bz2