diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 0000000..097a15a
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+2.6.2
diff --git a/lib/redis/rack/version.rb b/lib/redis/rack/version.rb
index cd3ec2c..7e5934d 100644
--- a/lib/redis/rack/version.rb
+++ b/lib/redis/rack/version.rb
@@ -1,6 +1,6 @@
 class Redis
   module Rack
-    VERSION = '2.0.6'
+    VERSION = '2.1.0.pre'
   end
 end