diff --git a/lib/pg/version.rb b/lib/pg/version.rb
index 23eab4bbe..0af7e1f5f 100644
--- a/lib/pg/version.rb
+++ b/lib/pg/version.rb
@@ -1,4 +1,4 @@
 module PG
 	# Library version
-	VERSION = '1.5.8'
+	VERSION = '1.5.9'
 end