diff --git a/pkgs/development/python-modules/gekko/default.nix b/pkgs/development/python-modules/gekko/default.nix
index 94d07a88b595..49ea88b90c09 100644
--- a/pkgs/development/python-modules/gekko/default.nix
+++ b/pkgs/development/python-modules/gekko/default.nix
@@ -8,12 +8,12 @@
 }:
 buildPythonPackage rec {
   pname = "gekko";
-  version = "1.1.0";
+  version = "1.1.1";
   pyproject = true;
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-dImIf5zR6SCztgrFbaRrz4nLl1ZzJIyPLDNGIVLoOdg=";
+    hash = "sha256-xc6NfPCvkEYjUG82QmFqDuu02QNwKfoS6DDpkdaMWJ8=";
   };
 
   nativeBuildInputs = [