diff --git a/ext_conf_template.txt b/ext_conf_template.txt
index 484353b12..fe4f71957 100644
--- a/ext_conf_template.txt
+++ b/ext_conf_template.txt
@@ -8,6 +8,8 @@ general.forceAbsoluteUrl = 0
 general.forceAbsoluteUrlHttps = 0
 # cat=General; type=boolean; label=LLL:EXT:dlf/Resources/Private/Language/locallang_labels.xlf:config.general.caching
 general.caching = 0
+# cat=General; type=boolean; label=LLL:EXT:dlf/Resources/Private/Language/locallang_labels.xlf:config.general.metadataFormats
+general.metadataFormats = 0
 # cat=General; type=boolean; label=LLL:EXT:dlf/Resources/Private/Language/locallang_labels.xlf:config.general.publishNewCollections
 general.publishNewCollections = 1
 # cat=General; type=boolean; label=LLL:EXT:dlf/Resources/Private/Language/locallang_labels.xlf:config.general.unhideOnIndex