diff --git a/lib/prometheus/client/version.rb b/lib/prometheus/client/version.rb
index ef332a2a..bb44f1a6 100644
--- a/lib/prometheus/client/version.rb
+++ b/lib/prometheus/client/version.rb
@@ -2,6 +2,6 @@
 
 module Prometheus
   module Client
-    VERSION = '0.11.0-alpha.1'
+    VERSION = '1.0.0'
   end
 end