diff --git a/CHANGELOG.md b/CHANGELOG.md
index 715c849..db944cc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## v2.4.9 (2019-05-08)
+
+### Bug fixes and other changes
+
+ * add test for network isolation mode training
+ * remove unnecessary name argument from download and extract function
+
 ## v2.4.8 (2019-05-02)
 
 ### Bug fixes and other changes
diff --git a/VERSION b/VERSION
index 401fcb6..3f5987a 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.4.9.dev0
+2.4.9