diff --git a/pkgs/by-name/bo/borgbackup/package.nix b/pkgs/by-name/bo/borgbackup/package.nix
index 9300650bace2..7cb332bdd5c8 100644
--- a/pkgs/by-name/bo/borgbackup/package.nix
+++ b/pkgs/by-name/bo/borgbackup/package.nix
@@ -4,6 +4,7 @@
   acl,
   e2fsprogs,
   fetchFromGitHub,
+  fetchpatch,
   libb2,
   lz4,
   openssh,
@@ -32,6 +33,26 @@ python.pkgs.buildPythonApplication (finalAttrs: {
     hash = "sha256-pMZr9cVr84b948b5Iuevpy6AtMeYo/Ma8uFLuagAYy4=";
   };
 
+  patches = [
+    (fetchpatch {
+      name = "msgspec-1.2.0-compat.patch";
+      url = "https://github.com/borgbackup/borg/commit/364438f58c86aebd157b55bd2202afaf5945e008.patch";
+      excludes = [ "docs/changes.rst" ];
+      hash = "sha256-YhZDD6i2cn7p00Dgmpqi8uGJzFZzixMZmHPcZroB1sE=";
+    })
+    (fetchpatch {
+      name = "msgspec-1.2.1-compat.patch";
+      url = "https://github.com/borgbackup/borg/commit/8abdd3b8bf065dceecd52d2b22d92b3c407a7c1d.patch";
+      excludes = [ "docs/changes.rst" ];
+      hash = "sha256-bvSRxEzNvejG6PQFkeNDuQB7Zd4/EYPEZkrgjpgQ9Ss=";
+    })
+    (fetchpatch {
+      name = "msgspec-1.2.1-unpacker-compat.patch";
+      url = "https://github.com/borgbackup/borg/commit/b09bbed3de095d6ac9d69a42a486ec18523046dc.patch";
+      hash = "sha256-F8CIqOcQOLdYn7srsev2op0pgkgt8zdkc5DQUH1c6xg=";
+    })
+  ];
+
   postPatch = ''
     # sandbox does not support setuid/setgid/sticky bits
     substituteInPlace src/borg/testsuite/archiver.py \