diff --git a/mysql/defaults/main.yml b/mysql/defaults/main.yml
index f364de18..501b2cb2 100644
--- a/mysql/defaults/main.yml
+++ b/mysql/defaults/main.yml
@@ -45,6 +45,7 @@ mysql_restart_if_needed: True
 # replication variables:
 mysql_replication: false
 mysql_log_bin: null
+mysql_binlog_format: mixed
 mysql_server_id: null
 mysql_bind_address: null
-mysql_repl_password: ''
\ No newline at end of file
+mysql_repl_password: ''
diff --git a/mysql/templates/replication.cnf.j2 b/mysql/templates/replication.cnf.j2
index f6da45d9..030f2470 100644
--- a/mysql/templates/replication.cnf.j2
+++ b/mysql/templates/replication.cnf.j2
@@ -5,3 +5,4 @@
 log_bin = {{ mysql_log_bin }}
 {% endif %}
 server_id = {{ mysql_server_id }}
+binlog_format = {{ mysql_binlog_format }}