diff --git a/changelog.txt b/changelog.txt
index 759b9e164..df8e4fe2f 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,6 +1,7 @@
-1.3.15 (01.09.18)
+1.3.15 alpha (01.09.18)
 
-- Improved local files cache.
+- Improved local caching for images and GIF animations.
+- Control how much disk space is used by the cache and for how long the cached files are stored.
 
 1.3.14 (27.08.18)