diff --git a/conf/config.json b/conf/config.json
index c7b47d7..b8fda0a 100644
--- a/conf/config.json
+++ b/conf/config.json
@@ -143,8 +143,8 @@
     "IosMinVersion": ""
   },
   "SqlSettings": {
-    "DriverName": "postgres",
-    "DataSource": "postgres://__DB_USER__:__DB_PASS__@localhost:5432/__DB_NAME__?sslmode=disable&connect_timeout=10",
+    "DriverName": "mysql",
+    "DataSource": "mysql://mmuser:__DB_PASS__@tcp(localhost:3306)/__DB_NAME__?charset=utf8mb4,utf8&readTimeout=30s&writeTimeout=30s",
     "DataSourceReplicas": [],
     "DataSourceSearchReplicas": [],
     "MaxIdleConns": 20,
diff --git a/scripts/install b/scripts/install
index ebe67cb..c1f7b2d 100644
--- a/scripts/install
+++ b/scripts/install
@@ -80,7 +80,7 @@ ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
 #=================================================
 # CREATE A MYSQL DATABASE
 #=================================================
-ynh_script_progression --message="Creating a PostgreSQL database..." --weight=10
+ynh_script_progression --message="Creating a MySQL database..." --weight=10
 
 db_name=$(ynh_sanitize_dbid --db_name=$app)
 db_user=mmuser
@@ -90,8 +90,7 @@ ynh_app_setting_set --app=$app --key=db_name --value=$db_name
 ynh_app_setting_set --app=$app --key=db_user --value=$db_user
 ynh_app_setting_set --app=$app --key=db_pwd  --value=$db_pwd
 
-ynh_psql_test_if_first_run
-ynh_psql_setup_db --db_user=$db_user --db_name=$db_name --db_pwd=$db_pwd
+ynh_mysql_setup_db --db_user=$db_user --db_name=$db_name --db_pwd=$db_pwd
 
 #=================================================
 # CREATE DEDICATED USER
@@ -126,7 +125,6 @@ cp ../conf/config.json $final_path/config/config.json
 ynh_replace_string --match_string="__URL__" --replace_string="https://$domain$path_url" --target_file="$final_path/config/config.json"
 ynh_replace_string --match_string="__PORT__"  --replace_string="127.0.0.1:$port" --target_file="$final_path/config/config.json"
 ynh_replace_string --match_string="__DB_NAME__" --replace_string=$db_name --target_file="$final_path/config/config.json"
-ynh_replace_string --match_string="__DB_USER__" --replace_string=$db_user --target_file="$final_path/config/config.json"
 ynh_replace_string --match_string="__DB_PASS__" --replace_string=$db_pwd --target_file="$final_path/config/config.json"
 ynh_replace_string --match_string="__DATA__" --replace_string=$data_path --target_file="$final_path/config/config.json"