diff --git a/webmails/roundcube/config.inc.php b/webmails/roundcube/config.inc.php
index eff8ffa2..09a743d7 100644
--- a/webmails/roundcube/config.inc.php
+++ b/webmails/roundcube/config.inc.php
@@ -3,7 +3,7 @@
 $config = array();
 
 // Generals
-$config['db_dsnw'] = 'sqlite:////data/roundcube.db';
+$config['db_dsnw'] = getenv('DB_DSNW');;
 $config['temp_dir'] = '/tmp/';
 $config['des_key'] = getenv('SECRET_KEY');
 $config['cipher_method'] = 'AES-256-CBC';
diff --git a/webmails/roundcube/start.py b/webmails/roundcube/start.py
index 55832dd0..7851921a 100755
--- a/webmails/roundcube/start.py
+++ b/webmails/roundcube/start.py
@@ -9,6 +9,29 @@ log.basicConfig(stream=sys.stderr, level=os.environ.get("LOG_LEVEL", "WARNING"))
 
 os.environ["MAX_FILESIZE"] = str(int(int(os.environ.get("MESSAGE_SIZE_LIMIT"))*0.66/1048576))
 
+db_flavor=os.environ.get("ROUNDCUBE_DB_FLAVOR","sqlite")
+if db_flavor=="sqlite":
+    os.environ["DB_DSNW"]="sqlite:////data/roundcube.db"
+elif db_flavor=="mysql":
+    os.environ["DB_DSNW"]="mysql://%s:%s@%s/%s" % (
+        os.environ.get("ROUNDCUBE_DB_USER","roundcube"),
+        os.environ.get("ROUNDCUBE_DB_PW"),
+        os.environ.get("ROUNDCUBE_DB_HOST","database"),
+        os.environ.get("ROUNDCUBE_DB_NAME","roundcube")
+        )
+elif db_flavor=="postgresql":
+    os.environ["DB_DSNW"]="pgsql://%s:%s@%s/%s" % (
+        os.environ.get("ROUNDCUBE_DB_USER","roundcube"),
+        os.environ.get("ROUNDCUBE_DB_PW"),
+        os.environ.get("ROUNDCUBE_DB_HOST","database"),
+        os.environ.get("ROUNDCUBE_DB_NAME","roundcube")
+        )
+else:
+    print("Unknown ROUNDCUBE_DB_FLAVOR: %s",db_flavor)
+    exit(1)
+
+
+
 conf.jinja("/php.ini", os.environ, "/usr/local/etc/php/conf.d/roundcube.ini")
 
 # Fix some permissions