diff --git a/pkgs/tools/filesystems/nixpart/0.4/pyblock-sysmacros.h.patch b/pkgs/tools/filesystems/nixpart/0.4/pyblock-sysmacros.h.patch
new file mode 100644
index 00000000000..b8ab7bd53b2
--- /dev/null
+++ b/pkgs/tools/filesystems/nixpart/0.4/pyblock-sysmacros.h.patch
@@ -0,0 +1,12 @@
+diff --git a/dm.c b/dm.c
+index 5daa0e5..d5b84c8 100644
+--- a/dm.c
++++ b/dm.c
+@@ -19,6 +19,7 @@
+ #define _GNU_SOURCE
+ #include <sys/stat.h>
+ #include <sys/types.h>
++#include <sys/sysmacros.h>
+ #include <unistd.h>
+ #include <fcntl.h>
+ #include <stdarg.h>
diff --git a/pkgs/tools/filesystems/nixpart/0.4/pyblock.nix b/pkgs/tools/filesystems/nixpart/0.4/pyblock.nix
index 2abab905737..f087edd853d 100644
--- a/pkgs/tools/filesystems/nixpart/0.4/pyblock.nix
+++ b/pkgs/tools/filesystems/nixpart/0.4/pyblock.nix
@@ -11,6 +11,12 @@ stdenv.mkDerivation rec {
     sha256 = "f6cef88969300a6564498557eeea1d8da58acceae238077852ff261a2cb1d815";
   };
 
+  patches = [
+    # Fix build with glibc >= 2.28
+    # https://github.com/NixOS/nixpkgs/issues/86403
+    ./pyblock-sysmacros.h.patch
+  ];
+
   postPatch = ''
     sed -i -e 's|/usr/include/python|${python}/include/python|' \
            -e 's/-Werror *//' -e 's|/usr/|'"$out"'/|' Makefile