diff --git a/module/gallery/changes.md b/module/gallery/changes.md
index b3e0a85c..811f54b0 100644
--- a/module/gallery/changes.md
+++ b/module/gallery/changes.md
@@ -1,3 +1,5 @@
+# Version 3.8
+- Version compare null, dataversion not initialize
 # Version 3.7
 - Multilinguisme
 # Version 3.61
diff --git a/module/gallery/gallery.php b/module/gallery/gallery.php
index 8d937bfa..9119935e 100644
--- a/module/gallery/gallery.php
+++ b/module/gallery/gallery.php
@@ -17,7 +17,7 @@
 class gallery extends common {
 
 
-	const VERSION = '3.7';
+	const VERSION = '3.8';
 	const REALNAME = 'Galerie';
 	const DATADIRECTORY = self::DATA_DIR . 'gallery/';
 
@@ -265,6 +265,7 @@ class gallery extends common {
 		if (   is_null($this->getData(['module',  $this->getUrl(0), 'config', 'showUniqueGallery']))
 			|| is_null($this->getData(['module',  $this->getUrl(0), 'config', 'backPosition']))
 			|| is_null($this->getData(['module',  $this->getUrl(0), 'config', 'backAlign']))
+			|| is_null($this->getData(['module',  $this->getUrl(0), 'config', 'versionData']))
 		) {
 			$this->setData(['module',  $this->getUrl(0), 'config', theme::$defaultData]);
 		}