diff --git a/RAILS_VERSION b/RAILS_VERSION
index 67786e246ef5c..bd2438dd323e5 100644
--- a/RAILS_VERSION
+++ b/RAILS_VERSION
@@ -1 +1 @@
-3.0.8
+3.0.9.rc1
diff --git a/actionmailer/lib/action_mailer/version.rb b/actionmailer/lib/action_mailer/version.rb
index 2fa72e1d76583..5c5583b22879f 100644
--- a/actionmailer/lib/action_mailer/version.rb
+++ b/actionmailer/lib/action_mailer/version.rb
@@ -2,8 +2,8 @@ module ActionMailer
   module VERSION #:nodoc:
     MAJOR = 3
     MINOR = 0
-    TINY  = 8
-    PRE   = nil
+    TINY  = 9
+    PRE   = "rc1"
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
   end
diff --git a/actionpack/lib/action_pack/version.rb b/actionpack/lib/action_pack/version.rb
index 286e5f58ed35e..5f1d2a7b4c565 100644
--- a/actionpack/lib/action_pack/version.rb
+++ b/actionpack/lib/action_pack/version.rb
@@ -2,8 +2,8 @@ module ActionPack
   module VERSION #:nodoc:
     MAJOR = 3
     MINOR = 0
-    TINY  = 8
-    PRE   = nil
+    TINY  = 9
+    PRE   = "rc1"
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
   end
diff --git a/activemodel/lib/active_model/version.rb b/activemodel/lib/active_model/version.rb
index 1972b6341c939..b2b83dde9a9b0 100644
--- a/activemodel/lib/active_model/version.rb
+++ b/activemodel/lib/active_model/version.rb
@@ -2,8 +2,8 @@ module ActiveModel
   module VERSION #:nodoc:
     MAJOR = 3
     MINOR = 0
-    TINY  = 8
-    PRE   = nil
+    TINY  = 9
+    PRE   = "rc1"
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
   end
diff --git a/activerecord/lib/active_record/version.rb b/activerecord/lib/active_record/version.rb
index 6c30d3fe95498..acac53abe0e6c 100644
--- a/activerecord/lib/active_record/version.rb
+++ b/activerecord/lib/active_record/version.rb
@@ -2,8 +2,8 @@ module ActiveRecord
   module VERSION #:nodoc:
     MAJOR = 3
     MINOR = 0
-    TINY  = 8
-    PRE   = nil
+    TINY  = 9
+    PRE   = "rc1"
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
   end
diff --git a/activeresource/lib/active_resource/version.rb b/activeresource/lib/active_resource/version.rb
index 5f38ae413fca9..90f76988bd55f 100644
--- a/activeresource/lib/active_resource/version.rb
+++ b/activeresource/lib/active_resource/version.rb
@@ -2,8 +2,8 @@ module ActiveResource
   module VERSION #:nodoc:
     MAJOR = 3
     MINOR = 0
-    TINY  = 8
-    PRE   = nil
+    TINY  = 9
+    PRE   = "rc1"
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
   end
diff --git a/activesupport/lib/active_support/version.rb b/activesupport/lib/active_support/version.rb
index 4c47259054d66..9f51f4e78a320 100644
--- a/activesupport/lib/active_support/version.rb
+++ b/activesupport/lib/active_support/version.rb
@@ -2,8 +2,8 @@ module ActiveSupport
   module VERSION #:nodoc:
     MAJOR = 3
     MINOR = 0
-    TINY  = 8
-    PRE   = nil
+    TINY  = 9
+    PRE   = "rc1"
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
   end
diff --git a/railties/lib/rails/version.rb b/railties/lib/rails/version.rb
index dbda2c1d4b89e..b51c93f15bd66 100644
--- a/railties/lib/rails/version.rb
+++ b/railties/lib/rails/version.rb
@@ -2,8 +2,8 @@ module Rails
   module VERSION #:nodoc:
     MAJOR = 3
     MINOR = 0
-    TINY  = 8
-    PRE   = nil
+    TINY  = 9
+    PRE   = "rc1"
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
   end
diff --git a/version.rb b/version.rb
index dbda2c1d4b89e..b51c93f15bd66 100644
--- a/version.rb
+++ b/version.rb
@@ -2,8 +2,8 @@ module Rails
   module VERSION #:nodoc:
     MAJOR = 3
     MINOR = 0
-    TINY  = 8
-    PRE   = nil
+    TINY  = 9
+    PRE   = "rc1"
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
   end