diff --git a/pkgs/development/python-modules/pex/default.nix b/pkgs/development/python-modules/pex/default.nix
index 1a1fa63ff486..5c880afcb3f6 100644
--- a/pkgs/development/python-modules/pex/default.nix
+++ b/pkgs/development/python-modules/pex/default.nix
@@ -7,14 +7,14 @@
 
 buildPythonPackage rec {
   pname = "pex";
-  version = "2.1.103";
+  version = "2.1.104";
   format = "flit";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-B7zWM2Jrf9bRjrDWMDrP0KT7yzFpLnN7FXlGJtqJa/A=";
+    hash = "sha256-ToDNuTNVKtjjaT/6KwQbjcNPr9SLcpQfabd64rxg8PA=";
   };
 
   nativeBuildInputs = [