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-rw-r--r--actionpack/lib/action_controller/metal/redirecting.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/metal/redirecting.rb b/actionpack/lib/action_controller/metal/redirecting.rb
index 55c650df6c..dee7eb1ec8 100644
--- a/actionpack/lib/action_controller/metal/redirecting.rb
+++ b/actionpack/lib/action_controller/metal/redirecting.rb
@@ -43,6 +43,7 @@ module ActionController
#
# The status code can either be a standard {HTTP Status code}[http://www.iana.org/assignments/http-status-codes] as an
# integer, or a symbol representing the downcased, underscored and symbolized description.
+ # Note that the status code must be a 3xx HTTP code, or redirection will not occur.
#
# It is also possible to assign a flash message as part of the redirection. There are two special accessors for commonly used the flash names
# +alert+ and +notice+ as well as a general purpose +flash+ bucket.