diff --git a/pkgs/development/python-modules/tivars/default.nix b/pkgs/development/python-modules/tivars/default.nix
index 50d5bcc88ce8..981472e4b7f2 100644
--- a/pkgs/development/python-modules/tivars/default.nix
+++ b/pkgs/development/python-modules/tivars/default.nix
@@ -7,14 +7,14 @@
 
 buildPythonPackage rec {
   pname = "tivars";
-  version = "0.9.2";
+  version = "1.1.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "TI-Toolkit";
     repo = "tivars_lib_py";
     tag = "v${version}";
-    hash = "sha256-4c5wRv78Rql9k98WNT58As/Ir1YJpTeoBdkft9TIn7o=";
+    hash = "sha256-mVMrOZIkqHlEUDSxBEMyhFTTiFyrTxz9K2SlH3WtVS0=";
     fetchSubmodules = true;
   };