diff --git a/pkgs/development/python-modules/pex/default.nix b/pkgs/development/python-modules/pex/default.nix
index 314d3fdfb0e6..429303a713f6 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 = "2.1.119";
+  version = "2.1.123";
   format = "flit";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-QughY8G0Z9/371tlG0VMUqeKW/Nndv9mMbR1AIBlmTA=";
+    hash = "sha256-XPjHql8hrgxmJuD/whe/+wUuAd7zj/db9zkJX9eEKIo=";
   };
 
   nativeBuildInputs = [