diff --git a/pkgs/development/python-modules/msgspec/default.nix b/pkgs/development/python-modules/msgspec/default.nix
index 61503c3a51d6f..44bc828d36254 100644
--- a/pkgs/development/python-modules/msgspec/default.nix
+++ b/pkgs/development/python-modules/msgspec/default.nix
@@ -17,7 +17,11 @@ buildPythonPackage rec {
     owner = "jcrist";
     repo = "msgspec";
     tag = version;
-    hash = "sha256-g2yhw9fMucBHlGx9kAMQL87znXlQT9KbxQ/QcmUetqI=";
+    # Note that this hash changes after some time after release because they
+    # use `$Format:%d$` in msgspec/_version.py, and GitHub produces different
+    # tarballs depending on whether tagged commit is the last commit, see
+    # https://github.com/NixOS/nixpkgs/issues/84312
+    hash = "sha256-CajdPNAkssriY/sie5gR+4k31b3Wd7WzqcsFmrlSoPY=";
   };
 
   build-system = [ setuptools ];