diff --git a/composer.json b/composer.json
index e9d80a2..539e06d 100644
--- a/composer.json
+++ b/composer.json
@@ -11,8 +11,8 @@
   ],
   "require": {
     "php": ">=5.4",
-    "doctrine/dbal": "~2.0",
-    "psr/log": "~1.0",
+    "doctrine/dbal": "~2.0|~3.0",
+    "psr/log": "~1.0|~2.0|~3.0",
     "ext-json": "*",
     "ext-zlib": "*",
     "ext-curl": "*"
diff --git a/src/Badoo/LiveProfiler/Logger.php b/src/Badoo/LiveProfiler/Logger.php
index da946bc..d318b73 100644
--- a/src/Badoo/LiveProfiler/Logger.php
+++ b/src/Badoo/LiveProfiler/Logger.php
@@ -34,7 +34,7 @@ public function setLogFile($logfile)
      * @param string $message
      * @param array $context
      */
-    public function log($level, $message, array $context = array())
+    public function log($level, string|\Stringable $message, array $context = []): void
     {
         $log_string = $this->getLogMsg($level, $message, $context);
         file_put_contents($this->logfile, $log_string, FILE_APPEND);