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-rw-r--r--actionpack/CHANGELOG.md5
-rw-r--r--guides/source/configuring.md2
2 files changed, 5 insertions, 2 deletions
diff --git a/actionpack/CHANGELOG.md b/actionpack/CHANGELOG.md
index b84b461ce8..60aa675c3d 100644
--- a/actionpack/CHANGELOG.md
+++ b/actionpack/CHANGELOG.md
@@ -1,5 +1,10 @@
## Rails 4.0.0 (unreleased) ##
+* Remove support for the RAILS_ASSET_ID environment configuration
+ (no longer needed now that we have the asset pipeline).
+
+ *Josh Peek*
+
* Remove old asset_path configuration (no longer needed now that we have the asset pipeline).
*Josh Peek*
diff --git a/guides/source/configuring.md b/guides/source/configuring.md
index 1a9a2abef9..ab2766054b 100644
--- a/guides/source/configuring.md
+++ b/guides/source/configuring.md
@@ -567,8 +567,6 @@ Some parts of Rails can also be configured externally by supplying environment v
* `ENV["RAILS_RELATIVE_URL_ROOT"]` is used by the routing code to recognize URLs when you deploy your application to a subdirectory.
-* `ENV["RAILS_ASSET_ID"]` will override the default cache-busting timestamps that Rails generates for downloadable assets.
-
* `ENV["RAILS_CACHE_ID"]` and `ENV["RAILS_APP_VERSION"]` are used to generate expanded cache keys in Rails' caching code. This allows you to have multiple separate caches from the same application.