diff --git a/activerecord/CHANGELOG b/activerecord/CHANGELOG
index 2e523029f539e476a6c59c9b538e845557e43436..0a74c34cd2fe7bd097b4d740f76ca006848d1acf 100644
--- a/activerecord/CHANGELOG
+++ b/activerecord/CHANGELOG
@@ -1,5 +1,7 @@
 *SVN*
 
+* Sybase: hide timestamp columns since they're inherently read-only.  #7716 [Mike Joyce]
+
 * Oracle: overflow Time to DateTime.  #7718 [Michael Schoen]
 
 * PostgreSQL: don't use async_exec and async_query with postgres-pr.  #7727 [flowdelic]
diff --git a/activerecord/lib/active_record/connection_adapters/sybase_adapter.rb b/activerecord/lib/active_record/connection_adapters/sybase_adapter.rb
index 45b5d0bc96559faf1a6afe4e5b9cf9e6d5cbe47a..c43e9435b43e925d4af22d3607412b6b14f44645 100644
--- a/activerecord/lib/active_record/connection_adapters/sybase_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sybase_adapter.rb
@@ -242,8 +242,8 @@ def columns(table_name, name = nil)
 SELECT col.name AS name, type.name AS type, col.prec, col.scale,
   col.length, col.status, obj.sysstat2, def.text
  FROM sysobjects obj, syscolumns col, systypes type, syscomments def
- WHERE obj.id = col.id AND col.usertype = type.usertype AND col.cdefault *= def.id
-  AND obj.type = 'U' AND obj.name = '#{table_name}' ORDER BY col.colid
+ WHERE obj.id = col.id AND col.usertype = type.usertype AND type.name != 'timestamp' 
+  AND col.cdefault *= def.id AND obj.type = 'U' AND obj.name = '#{table_name}' ORDER BY col.colid
 SQLTEXT
         @logger.debug "Get Column Info for table '#{table_name}'" if @logger
         @connection.set_rowcount(0)