diff --git a/README.md b/README.md
index eb4e531..2b8cae3 100644
--- a/README.md
+++ b/README.md
@@ -30,8 +30,9 @@ Requirements
 Role Variables
 --------------
 
-All variables which can be overridden are stored in `defaults/main.yml` file as well as in `meta/argument_specs.yml`.
-Similarly, descriptions and defaults for preset variables can be found in the `vars/` directory.
+All variables that can be overridden are stored in the [defaults/main.yml](https://github.com/antmelekhin/ansible-role-java/blob/main/defaults/main.yml) file.
+Please refer to the [meta/argument_specs.yml](https://github.com/antmelekhin/ansible-role-java/blob/main/meta/argument_specs.yml) file for a description of the available variables.
+Similarly, descriptions and defaults for preset variables can be found in the [vars/main.yml](https://github.com/antmelekhin/ansible-role-java/blob/main/vars/main.yml) file.
 
 Dependencies
 ------------
diff --git a/defaults/main.yml b/defaults/main.yml
index 75bb716..19df8bc 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -3,13 +3,13 @@
 java_distribution: 'openjdk'
 
 # Install the OpenJDK package
-# java_openjdk_package_name: ''
+java_openjdk_package_name: '{{ __java_openjdk_package_name }}'
 
 # Install the Java package from the Amazon Corretto repository
-# java_corretto_repository_mirror_url: ''
-# java_corretto_repository_gpgkey_url: ''
-# java_corretto_repository: ''
-# java_corretto_package_name: ''
+java_corretto_repository_mirror_url: '{{ __java_corretto_repository_mirror_url }}'
+java_corretto_repository_gpgkey_url: '{{ __java_corretto_repository_gpgkey_url }}'
+java_corretto_repository: '{{ __java_corretto_repository }}'
+java_corretto_package_name: '{{ __java_corretto_package_name }}'
 
 # Configure the JAVA_HOME environment variable
 java_home: ''
diff --git a/meta/argument_specs.yml b/meta/argument_specs.yml
index 79baa41..b11e2bc 100644
--- a/meta/argument_specs.yml
+++ b/meta/argument_specs.yml
@@ -18,22 +18,27 @@ argument_specs:
       java_openjdk_package_name:
         type: 'str'
         description: 'The OpenJDK package name.'
+        default: '{{ __java_openjdk_package_name }}'
       java_corretto_repository_mirror_url:
         type: 'str'
         description:
           - 'The Amazon Corretto repository mirror.'
           - 'By default, the role uses https://apt.corretto.aws for Debian-based distributions and https://yum.corretto.aws for RedHat-based distributions.'
+        default: '{{ __java_corretto_repository_mirror_url }}'
       java_corretto_repository_gpgkey_url:
         type: 'str'
         description:
           - 'Specify where to fetch the Amazon Corretto GPG key file from.'
           - 'By default, the role uses the official Amazon Corretto GPG key.'
+        default: '{{ __java_corretto_repository_gpgkey_url }}'
       java_corretto_repository:
         type: 'str'
         description: 'Specify the Amazon Corretto repository.'
+        default: '{{ __java_corretto_repository }}'
       java_corretto_package_name:
         type: 'str'
         description: 'The Amazon Corretto package name.'
+        default: '{{ __java_corretto_package_name }}'
       java_home:
         type: 'str'
         description: 'The JAVA_HOME environment variable is used to specify the location of the Java executable files.'
diff --git a/tasks/install-Debian.yml b/tasks/install-Debian.yml
index 0fdbd62..3e17209 100644
--- a/tasks/install-Debian.yml
+++ b/tasks/install-Debian.yml
@@ -16,7 +16,7 @@
 
     - name: 'Debian | Add the Amazon Corretto repository GPG key'
       ansible.builtin.apt_key:
-        url: '{{ java_corretto_repository_gpgkey_url | default(__java_corretto_repository_gpgkey_url) }}'
+        url: '{{ java_corretto_repository_gpgkey_url }}'
         keyring: '{{ __java_corretto_repository_gpgkey_keyring }}'
         state: 'present'
 
@@ -28,11 +28,11 @@
         group: 'root'
         mode: 0644
 
-- name: "Debian | Install the {{ (java_distribution == 'corretto') | ternary('Amazon Corretto', 'OpenJDK') }} package"
+- name: 'Debian | Install the {{ __java_package_distribution }} package'
   ansible.builtin.apt:
-    name: "{{ java_corretto_package_name | default(__java_corretto_package_name)
-      if java_distribution == 'corretto'
-      else java_openjdk_package_name | default(__java_openjdk_package_name) }}"
+    name: '{{ java_corretto_package_name
+      if java_distribution == "corretto"
+      else java_openjdk_package_name }}'
     update_cache: true
     state: 'present'
   ignore_errors: '{{ ansible_check_mode }}'
diff --git a/tasks/install-RedHat.yml b/tasks/install-RedHat.yml
index 2a6d59d..305fcbc 100644
--- a/tasks/install-RedHat.yml
+++ b/tasks/install-RedHat.yml
@@ -20,10 +20,11 @@
         group: 'root'
         mode: 0644
 
-- name: "RedHat | Install the {{ (java_distribution == 'corretto') | ternary('Amazon Corretto', 'OpenJDK') }} package"
+- name: 'RedHat | Install the {{ __java_package_distribution }} package'
   ansible.builtin.package:
-    name: "{{ java_corretto_package_name | default(__java_corretto_package_name)
-      if java_distribution == 'corretto' or ansible_distribution == 'Amazon'
-      else java_openjdk_package_name | default(__java_openjdk_package_name) }}"
+    name: "{{ java_corretto_package_name
+      if java_distribution == 'corretto' or
+      ansible_distribution == 'Amazon'
+      else java_openjdk_package_name }}"
     state: 'present'
   become: true
diff --git a/tasks/main.yml b/tasks/main.yml
index 24dc853..1c11468 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -1,7 +1,4 @@
 ---
-- name: 'Load the Java OS-specific variables'
-  ansible.builtin.include_vars: '{{ ansible_os_family }}.yml'
-
 - name: 'Install the Java package'
   ansible.builtin.include_tasks: 'install-{{ ansible_os_family }}.yml'
 
diff --git a/templates/corretto.list.j2 b/templates/corretto.list.j2
index 68a550d..bf3bdd8 100644
--- a/templates/corretto.list.j2
+++ b/templates/corretto.list.j2
@@ -1,3 +1,3 @@
 {{ ansible_managed | comment }}
 
-deb [signed-by={{ __java_corretto_repository_gpgkey_keyring }}] {{ java_corretto_repository | default(__java_corretto_repository) }}
+deb [signed-by={{ __java_corretto_repository_gpgkey_keyring }}] {{ java_corretto_repository }}
diff --git a/templates/corretto.repo.j2 b/templates/corretto.repo.j2
index 4382936..3b20461 100644
--- a/templates/corretto.repo.j2
+++ b/templates/corretto.repo.j2
@@ -2,7 +2,7 @@
 
 [AmazonCorretto]
 name=Amazon Corretto
-baseurl={{ java_corretto_repository | default(__java_corretto_repository) }}
+baseurl={{ java_corretto_repository }}
 enabled=1
 gpgcheck=1
-gpgkey={{ java_corretto_repository_gpgkey_url | default(__java_corretto_repository_gpgkey_url) }}
+gpgkey={{ java_corretto_repository_gpgkey_url }}
diff --git a/vars/Debian.yml b/vars/Debian.yml
deleted file mode 100644
index fdb2599..0000000
--- a/vars/Debian.yml
+++ /dev/null
@@ -1,16 +0,0 @@
----
-# Default OpenJDK package
-__java_openjdk_package_name: "{{ (ansible_distribution_major_version == '10') | ternary('openjdk-11-jre', 'openjdk-17-jre') }}"
-
-# Default Amazon Corretto mirror
-__java_corretto_repository_mirror_url: 'https://apt.corretto.aws'
-
-# Default Amazon Corretto GPG key
-__java_corretto_repository_gpgkey_url: '{{ __java_corretto_repository_mirror_url }}/corretto.key'
-__java_corretto_repository_gpgkey_keyring: '/usr/share/keyrings/corretto-archive-keyring.gpg'
-
-# Default Amazon Corretto repository
-__java_corretto_repository: '{{ __java_corretto_repository_mirror_url }} stable main'
-
-# Default Amazon Corretto package
-__java_corretto_package_name: 'java-17-amazon-corretto-jdk'
diff --git a/vars/RedHat.yml b/vars/RedHat.yml
deleted file mode 100644
index 849cadc..0000000
--- a/vars/RedHat.yml
+++ /dev/null
@@ -1,15 +0,0 @@
----
-# Default OpenJDK package
-__java_openjdk_package_name: "{{ (ansible_distribution_major_version == '7') | ternary('java-11-openjdk', 'java-17-openjdk') }}"
-
-# Default Amazon Corretto mirror
-__java_corretto_repository_mirror_url: 'https://yum.corretto.aws'
-
-# Default Amazon Corretto GPG key
-__java_corretto_repository_gpgkey_url: '{{ __java_corretto_repository_mirror_url }}/corretto.key'
-
-# Default Amazon Corretto repository
-__java_corretto_repository: '{{ __java_corretto_repository_mirror_url }}/$basearch'
-
-# Default Amazon Corretto package
-__java_corretto_package_name: 'java-17-amazon-corretto-devel'
diff --git a/vars/main.yml b/vars/main.yml
new file mode 100644
index 0000000..15fb150
--- /dev/null
+++ b/vars/main.yml
@@ -0,0 +1,35 @@
+---
+# A variable that is used to name the installation task
+__java_package_distribution: "{{ (java_distribution == 'corretto') | ternary('Amazon Corretto', 'OpenJDK') }}"
+
+# Default OpenJDK package
+__java_openjdk_package_name_dict:
+  Debian: "{{ (ansible_distribution_major_version == '10') | ternary('openjdk-11-jdk', 'openjdk-17-jdk') }}"
+  RedHat: "{{ (ansible_distribution_major_version == '7') | ternary('java-11-openjdk', 'java-17-openjdk') }}"
+
+__java_openjdk_package_name: '{{ __java_openjdk_package_name_dict[ansible_os_family] }}'
+
+# Default Amazon Corretto mirror
+__java_corretto_repository_mirror_url_dict:
+  Debian: 'https://apt.corretto.aws'
+  RedHat: 'https://yum.corretto.aws'
+
+__java_corretto_repository_mirror_url: '{{ __java_corretto_repository_mirror_url_dict[ansible_os_family] }}'
+
+# Default Amazon Corretto GPG key
+__java_corretto_repository_gpgkey_url: '{{ __java_corretto_repository_mirror_url }}/corretto.key'
+__java_corretto_repository_gpgkey_keyring: '/usr/share/keyrings/corretto-archive-keyring.gpg'
+
+# Default Amazon Corretto repository
+__java_corretto_repository_dict:
+  Debian: '{{ __java_corretto_repository_mirror_url }} stable main'
+  RedHat: '{{ __java_corretto_repository_mirror_url }}/$basearch'
+
+__java_corretto_repository: '{{ __java_corretto_repository_dict[ansible_os_family] }}'
+
+# Default Amazon Corretto package
+__java_corretto_package_name_dict:
+  Debian: 'java-17-amazon-corretto-jdk'
+  RedHat: 'java-17-amazon-corretto-devel'
+
+__java_corretto_package_name: '{{ __java_corretto_package_name_dict[ansible_os_family] }}'