4 files changed, 0 insertions, 4 deletions
diff --git a/lib/irb/ext/history.rb b/lib/irb/ext/history.rb
index 0096357c9c..d8378753f2 100644
--- a/lib/irb/ext/history.rb
+++ b/lib/irb/ext/history.rb
@@ -58,7 +58,6 @@ module IRB # :nodoc:
   end
 
   class History # :nodoc:
-    @RCS_ID='-$Id$-'
 
     def initialize(size = 16)
       @size = size
diff --git a/lib/irb/ext/loader.rb b/lib/irb/ext/loader.rb
index 054ce6b0d1..821538cd44 100644
--- a/lib/irb/ext/loader.rb
+++ b/lib/irb/ext/loader.rb
@@ -18,7 +18,6 @@ module IRB # :nodoc:
   #
   # See ExtendCommandBundle for more information.
   module IrbLoader
-    @RCS_ID='-$Id$-'
 
     alias ruby_load load
     alias ruby_require require
diff --git a/lib/irb/ext/multi-irb.rb b/lib/irb/ext/multi-irb.rb
index cd1ddd9f9f..52f6fda733 100644
--- a/lib/irb/ext/multi-irb.rb
+++ b/lib/irb/ext/multi-irb.rb
@@ -13,7 +13,6 @@ require "thread"
 
 module IRB
   class JobManager
-    @RCS_ID='-$Id$-'
 
     # Creates a new JobManager object
     def initialize
diff --git a/lib/irb/ext/save-history.rb b/lib/irb/ext/save-history.rb
index b4c72a0339..4477d18e1a 100644
--- a/lib/irb/ext/save-history.rb
+++ b/lib/irb/ext/save-history.rb
@@ -12,7 +12,6 @@ require "readline"
 
 module IRB
   module HistorySavingAbility # :nodoc:
-    @RCS_ID='-$Id$-'
   end
 
   class Context