diff --git a/pkgs/development/python-modules/memory-allocator/default.nix b/pkgs/development/python-modules/memory-allocator/default.nix
index 90c75d0bb7fe..9f680255e188 100644
--- a/pkgs/development/python-modules/memory-allocator/default.nix
+++ b/pkgs/development/python-modules/memory-allocator/default.nix
@@ -6,13 +6,13 @@
 
 buildPythonPackage rec {
   pname = "memory-allocator";
-  version = "0.1.3";
+  version = "0.1.4";
   format = "setuptools";
 
   src = fetchPypi {
     inherit version;
     pname = "memory_allocator";
-    hash = "sha256-E4BcKuHAG3SJ+rXo6sk2FmK08sAkEuNlLuzkj/aVMWI=";
+    hash = "sha256-1gkhawMDGWfitFqASxL/kClXj07AGf3kLPau1soJ7+Q=";
   };
 
   propagatedBuildInputs = [ cython_3 ];