diff --git a/__init__.py b/__init__.py
index 71f207b9..316b67c5 100644
--- a/__init__.py
+++ b/__init__.py
@@ -1,3 +1,3 @@
 from .pygad import * # Relative import.
 
-__version__ = "3.0.0"
+__version__ = "3.0.1"
diff --git a/docs/source/Footer.rst b/docs/source/Footer.rst
index 6de145e0..54814baf 100644
--- a/docs/source/Footer.rst
+++ b/docs/source/Footer.rst
@@ -1279,6 +1279,17 @@ Release Date 8 April 2023
     operators roulette wheel and stochastic universal.
     https://github.com/ahmedfgad/GeneticAlgorithmPython/pull/168
 
+.. _pygad-301:
+
+PyGAD 3.0.1
+-----------
+
+Release Date 20 April 2023
+
+1. Fix an issue with passing user-defined function/method for parent
+   selection.
+   https://github.com/ahmedfgad/GeneticAlgorithmPython/issues/179
+
 PyGAD Projects at GitHub
 ========================
 
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 0799f5e7..eca93138 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -22,7 +22,7 @@
 author = 'Ahmed Fawzy Gad'
 
 # The full version, including alpha/beta/rc tags
-release = '3.0.0'
+release = '3.0.1'
 
 master_doc = 'index'
 
diff --git a/pygad.py b/pygad.py
index 9916a154..b63e6131 100644
--- a/pygad.py
+++ b/pygad.py
@@ -1747,9 +1747,9 @@ def run(self):
 
             # Selecting the best parents in the population for mating.
             if callable(self.parent_selection_type):
-                self.last_generation_parents, self.last_generation_parents_indices = self.select_parents(self, 
-                                                                                                         self.last_generation_fitness, 
-                                                                                                         self.num_parents_mating, self)
+                self.last_generation_parents, self.last_generation_parents_indices = self.select_parents(self.last_generation_fitness, 
+                                                                                                         self.num_parents_mating, 
+                                                                                                         self)
                 if not type(self.last_generation_parents) is numpy.ndarray:
                     self.logger.error("The type of the iterable holding the selected parents is expected to be (numpy.ndarray) but {last_generation_parents_type} found.".format(last_generation_parents_type=type(self.last_generation_parents)))
                     raise TypeError("The type of the iterable holding the selected parents is expected to be (numpy.ndarray) but {last_generation_parents_type} found.".format(last_generation_parents_type=type(self.last_generation_parents)))