diff --git a/fp-includes/core/core.gallery.php b/fp-includes/core/core.gallery.php
index 2faaa22..017caf7 100644
--- a/fp-includes/core/core.gallery.php
+++ b/fp-includes/core/core.gallery.php
@@ -9,7 +9,7 @@
  *
  * @var string
  */
-const GALLERY_CAPTIONS_FILENAME = 'captions.conf';
+const GALLERY_CAPTIONS_FILENAME = '.captions.conf';
 
 /**
  * The name of the captions file (legacy mode for galleries managed with PhotoSwipe plugin version < 1.1)