diff --git a/LICENSE b/LICENSE
index ca254af..f0aec98 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright Junaid Rasheed (c) 2020-2022
+Copyright Junaid Rasheed (c) 2020-2023
 
 All rights reserved.
 
diff --git a/src/Linear/Simplex/Prettify.hs b/src/Linear/Simplex/Prettify.hs
index 0aff555..b19cc44 100644
--- a/src/Linear/Simplex/Prettify.hs
+++ b/src/Linear/Simplex/Prettify.hs
@@ -4,7 +4,7 @@
 -- |
 -- Module      : Linear.Simplex.Prettify
 -- Description : Prettifier for "Linear.Simplex.Types" types
--- Copyright   : (c) Junaid Rasheed, 2020-2022
+-- Copyright   : (c) Junaid Rasheed, 2020-2023
 -- License     : BSD-3
 -- Maintainer  : jrasheed178@gmail.com
 -- Stability   : experimental
diff --git a/src/Linear/Simplex/Solver/TwoPhase.hs b/src/Linear/Simplex/Solver/TwoPhase.hs
index 4c827ea..c7dfe83 100644
--- a/src/Linear/Simplex/Solver/TwoPhase.hs
+++ b/src/Linear/Simplex/Solver/TwoPhase.hs
@@ -1,7 +1,7 @@
 -- |
 -- Module      : Linear.Simplex.Simplex.TwoPhase
 -- Description : Implements the twoPhaseSimplex method
--- Copyright   : (c) Junaid Rasheed, 2020-2022
+-- Copyright   : (c) Junaid Rasheed, 2020-2023
 -- License     : BSD-3
 -- Maintainer  : jrasheed178@gmail.com
 -- Stability   : experimental
diff --git a/src/Linear/Simplex/Types.hs b/src/Linear/Simplex/Types.hs
index 9dd201e..5ea9019 100644
--- a/src/Linear/Simplex/Types.hs
+++ b/src/Linear/Simplex/Types.hs
@@ -1,7 +1,7 @@
 -- |
 -- Module      : Linear.Simplex.Types
 -- Description : Custom types
--- Copyright   : (c) Junaid Rasheed, 2020-2022
+-- Copyright   : (c) Junaid Rasheed, 2020-2023
 -- License     : BSD-3
 -- Maintainer  : jrasheed178@gmail.com
 -- Stability   : experimental
diff --git a/src/Linear/Simplex/Util.hs b/src/Linear/Simplex/Util.hs
index 527c005..99b1495 100644
--- a/src/Linear/Simplex/Util.hs
+++ b/src/Linear/Simplex/Util.hs
@@ -1,7 +1,7 @@
 -- |
 -- Module      : Linear.Simplex.Util
 -- Description : Helper functions
--- Copyright   : (c) Junaid Rasheed, 2020-2022
+-- Copyright   : (c) Junaid Rasheed, 2020-2023
 -- License     : BSD-3
 -- Maintainer  : jrasheed178@gmail.com
 -- Stability   : experimental