diff --git a/railties/guides/source/active_support_core_extensions.textile b/railties/guides/source/active_support_core_extensions.textile
index 15136b7302..0650ba4526 100644
--- a/railties/guides/source/active_support_core_extensions.textile
+++ b/railties/guides/source/active_support_core_extensions.textile
@@ -3350,7 +3350,9 @@ Time.utc_time(1582, 10, 3) + 5.days
 
 h3. Extensions to +Process+
 
-...
+h4. +daemon+
+
+Ruby 1.9 provides +Process.daemon+, and Active Support defines it for previous versions. It accepts the same two arguments, whether it should chdir to the root directory (default, true), and whether it should inherit the standard file descriptors from the parent (default, false).
 
 h3. Extensions to +File+