diff --git a/pkgs/by-name/gu/guix/missing-cstdint-include.patch b/pkgs/by-name/gu/guix/missing-cstdint-include.patch
new file mode 100644
index 000000000000..4799744d1043
--- /dev/null
+++ b/pkgs/by-name/gu/guix/missing-cstdint-include.patch
@@ -0,0 +1,24 @@
+From bdf4159dd5c1cf925512c0eb8490846c084e3c8c Mon Sep 17 00:00:00 2001
+From: Reepca Russelstein
+Date: Tue, 24 Jun 2025 22:35:04 -0500
+Subject: [PATCH] nix: libutil: add <cstdint> include to seccomp.hh.
+
+* nix/libutil/seccomp.hh (<cstdint>): add include of header.
+
+Change-Id: I0a0b2892d81dbab662eda1ba80f4736178d70c65
+---
+ nix/libutil/seccomp.hh | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/nix/libutil/seccomp.hh b/nix/libutil/seccomp.hh
+index 634dfad5f8..a4b449fc66 100644
+--- a/nix/libutil/seccomp.hh
++++ b/nix/libutil/seccomp.hh
+@@ -4,6 +4,7 @@
+ #include <linux/audit.h> /* For AUDIT_ARCH_* */
+ #include <linux/seccomp.h>
+ #include <linux/filter.h>
++#include <cstdint>
+ 
+ 
+ /* This file provides two preprocessor macros (among other things):
diff --git a/pkgs/by-name/gu/guix/package.nix b/pkgs/by-name/gu/guix/package.nix
index e72bc7ef46cf..3451676d931b 100644
--- a/pkgs/by-name/gu/guix/package.nix
+++ b/pkgs/by-name/gu/guix/package.nix
@@ -1,9 +1,9 @@
 {
   lib,
   stdenv,
-  fetchurl,
-  fetchpatch,
-  fetchDebianPatch,
+  fetchgit,
+  graphviz,
+  gettext,
   autoreconfHook,
   disarchive,
   git,
@@ -27,6 +27,7 @@
   pkg-config,
   po4a,
   scheme-bytestructures,
+  slirp4netns,
   texinfo,
   bzip2,
   libgcrypt,
@@ -37,45 +38,21 @@
   storeDir ? "/gnu/store",
   confDir ? "/etc",
 }:
-
+let
+  rev = "30a5d140aa5a789a362749d057754783fea83dde";
+in
 stdenv.mkDerivation rec {
   pname = "guix";
-  version = "1.4.0";
+  version = "1.4.0-unstable-2025-06-24";
 
-  src = fetchurl {
-    url = "mirror://gnu/guix/guix-${version}.tar.gz";
-    hash = "sha256-Q8dpy/Yy7wVEmsH6SMG6FSwzSUxqvH5HE3u6eyFJ+KQ=";
+  src = fetchgit {
+    url = "https://codeberg.org/guix/guix.git";
+    inherit rev;
+    hash = "sha256-QsOYApnwA2hb1keSv6p3EpMT09xCs9uyoSeIdXzftF0=";
   };
 
   patches = [
-    (fetchpatch {
-      name = "CVE-2024-27297_1.patch";
-      url = "https://git.savannah.gnu.org/cgit/guix.git/patch/?id=8f4ffb3fae133bb21d7991e97c2f19a7108b1143";
-      hash = "sha256-xKo1h2uckC2pYHt+memekagfL6dWcF8gOnTOOW/wJUU=";
-    })
-    (fetchpatch {
-      name = "CVE-2024-27297_2.patch";
-      url = "https://git.savannah.gnu.org/cgit/guix.git/patch/?id=ff1251de0bc327ec478fc66a562430fbf35aef42";
-      hash = "sha256-f4KWDVrvO/oI+4SCUHU5GandkGtHrlaM1BWygM/Qlao=";
-    })
-    # see https://guix.gnu.org/en/blog/2024/build-user-takeover-vulnerability
-    (fetchDebianPatch {
-      inherit pname version;
-      debianRevision = "8";
-      patch = "security/0101-daemon-Sanitize-failed-build-outputs-prior-to-exposi.patch";
-      hash = "sha256-cbra/+K8+xHUJrCKRgzJCuhMBpzCSjgjosKAkJx7QIo=";
-    })
-    (fetchDebianPatch {
-      inherit pname version;
-      debianRevision = "8";
-      patch = "security/0102-daemon-Sanitize-successful-build-outputs-prior-to-ex.patch";
-      hash = "sha256-mOnlYtpIuYL+kDvSNuXuoDLJP03AA9aI2ALhap+0NOM=";
-    })
-    (fetchpatch {
-      name = "fix-guile-ssh-detection.patch";
-      url = "https://git.savannah.gnu.org/cgit/guix.git/patch/?id=b8a45bd0473ab2ba9b96b7ef429a557ece9bf06c";
-      hash = "sha256-oYkgM694qPK8kqgxatkr4fj/GL73ozTNQADNyDeU6WY=";
-    })
+    ./missing-cstdint-include.patch
   ];
 
   postPatch = ''
@@ -90,6 +67,8 @@ stdenv.mkDerivation rec {
     autoreconfHook
     disarchive
     git
+    graphviz
+    gettext
     glibcLocales
     guile
     guile-avahi
@@ -110,6 +89,7 @@ stdenv.mkDerivation rec {
     pkg-config
     po4a
     scheme-bytestructures
+    slirp4netns
     texinfo
   ];
 
@@ -136,6 +116,7 @@ stdenv.mkDerivation rec {
     guile-zlib
     guile-zstd
     scheme-bytestructures
+    slirp4netns
   ];
 
   configureFlags = [
@@ -145,6 +126,11 @@ stdenv.mkDerivation rec {
     "--with-bash-completion-dir=$(out)/etc/bash_completion.d"
   ];
 
+  preAutoreconf = ''
+    echo ${version} > .tarball-version
+    ./bootstrap
+  '';
+
   enableParallelBuilding = true;
 
   postInstall = ''
@@ -174,8 +160,8 @@ stdenv.mkDerivation rec {
       Guix.
       Guix is based on the Nix package manager.
     '';
-    homepage = "http://www.gnu.org/software/guix";
-    changelog = "https://git.savannah.gnu.org/cgit/guix.git/plain/NEWS?h=v${version}";
+    homepage = "https://guix.gnu.org/";
+    changelog = "https://codeberg.org/guix/guix/raw/commit/${rev}/NEWS";
     license = lib.licenses.gpl3Plus;
     mainProgram = "guix";
     maintainers = with lib.maintainers; [