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-rw-r--r--classes/diskcache.php1
1 files changed, 1 insertions, 0 deletions
diff --git a/classes/diskcache.php b/classes/diskcache.php
index 96c826728..2a3f8c8d7 100644
--- a/classes/diskcache.php
+++ b/classes/diskcache.php
@@ -3,6 +3,7 @@ class DiskCache implements Cache_Adapter {
/** @var Cache_Adapter $adapter */
private $adapter;
+ /** @var array<string, DiskCache> $instances */
private static $instances = [];
/**