diff --git a/bin/dep b/bin/dep
index 2bfa43b83..f8c6acdd1 100755
--- a/bin/dep
+++ b/bin/dep
@@ -81,6 +81,9 @@ set_error_handler(function ($severity, $message, $filename, $lineno) {
     if (error_reporting() == 0) {
         return;
     }
+    if ($severity == E_DEPRECATED) {
+        return;
+    }
     if (error_reporting() & $severity) {
         throw new ErrorException($message, 0, $severity, $filename, $lineno);
     }