diff --git a/system/src/Grav/Framework/File/Formatter/FormatterInterface.php b/system/src/Grav/Framework/File/Formatter/FormatterInterface.php
new file mode 100644
index 000000000..a8d5bc5b8
--- /dev/null
+++ b/system/src/Grav/Framework/File/Formatter/FormatterInterface.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Grav\Framework\File\Formatter;
+
+use Grav\Framework\File\Interfaces\FileFormatterInterface;
+
+/**
+ * @deprecated 1.6 Use Grav\Framework\File\Interfaces\FileFormatterInterface instead
+ */
+interface FormatterInterface extends FileFormatterInterface {};