diff --git a/.gitignore b/.gitignore
index 47ad28db..3a6bd340 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@ Icon
 .vagrant
 test
 *.retry
+ANXS-postgresql.code-workspace
diff --git a/defaults/main.yml b/defaults/main.yml
index 011ee7ad..cc8bece9 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -111,6 +111,7 @@ postgresql_ident_file: "{{ postgresql_conf_directory }}/pg_ident.conf"
 postgresql_varlib_directory_name: "postgresql"
 postgresql_data_directory: "/var/lib/{{ postgresql_varlib_directory_name }}/{{ postgresql_version }}/{{ postgresql_cluster_name }}"
 postgresql_wal_directory: ""
+postgresql_wal_segsize: ""
 postgresql_pid_directory: "/var/run/postgresql"
 # If external_pid_file is not explicitly set, on extra PID file is written
 postgresql_external_pid_file: "{{ postgresql_pid_directory }}/{{ postgresql_version }}-{{ postgresql_cluster_name }}.pid"
diff --git a/tasks/configure.yml b/tasks/configure.yml
index 390dff7a..c6e9be67 100644
--- a/tasks/configure.yml
+++ b/tasks/configure.yml
@@ -116,6 +116,7 @@
     {% if postgresql_pwfile != "" %}--pwfile={{ postgresql_pwfile }} {% endif %}
     {% if postgresql_wal_directory != "" and postgresql_version is version_compare('10', '<') %}--xlogdir={{ postgresql_wal_directory }} {% endif %}
     {% if postgresql_wal_directory != "" and postgresql_version is version_compare('10', '>=') %}--waldir={{ postgresql_wal_directory }} {% endif %}
+    {% if postgresql_wal_segsize != "" and postgresql_version is version_compare('11', '>=') %}--wal-segsize={{ postgresql_wal_segsize }} {% endif %}
   become: yes
   become_user: "{{ postgresql_service_user }}"
   when: ansible_os_family == "RedHat" and