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 # [Suzuki-Trotter-Evolver](README.md) Change Log
 
+## Release 1.1.1
+
+- Expanded support for [Eigen](https://eigen.tuxfamily.org/) versions to `>=3.4` and `<6`
+- Changed sparse matrices to row major to enable parallelization sparse–dense matrix products
+- Fixed typo in the documentation
+
 ## Release 1.1.0
 
-- Added `UnitaryEvolver::get_evolution()` to generate the unitary describing the systems evolution.
+- Added `UnitaryEvolver::get_evolution()` to generate the unitary describing the system's evolution.
 - Added `unitary_gate_infidelity()` to calculate gate infidelities.
 - Added `UnitaryEvolver::evolved_gate_infidelity()` to calculate the gate infidelity of a unitary generated by a system Hamiltonian.
 - Added `UnitaryEvolver::gate_switching_function()` to calculate the switching function with respect to the gate infidelity.