diff --git a/pkgs/development/python-modules/fastcore/default.nix b/pkgs/development/python-modules/fastcore/default.nix
index be09243c89fd..814d257fa233 100644
--- a/pkgs/development/python-modules/fastcore/default.nix
+++ b/pkgs/development/python-modules/fastcore/default.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage rec {
   pname = "fastcore";
-  version = "1.11.0";
+  version = "1.12.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "fastai";
     repo = "fastcore";
     tag = version;
-    hash = "sha256-mzOarqm7ng4Jz+z5CNjmff8j0wfNGSYjR2LNhtRfmhc=";
+    hash = "sha256-6nEHriXEQjovcDY9jh/QkwiQc2Wdq/87Nxfa+AhrPj4=";
   };
 
   build-system = [ setuptools ];