diff --git a/lib/zstd-ruby/version.rb b/lib/zstd-ruby/version.rb
index 8890f96..613b02d 100644
--- a/lib/zstd-ruby/version.rb
+++ b/lib/zstd-ruby/version.rb
@@ -1,3 +1,3 @@
 module Zstd
-  VERSION = "1.5.5.1"
+  VERSION = "1.5.6.0"
 end