diff --git a/lib/rake/task_manager.rb b/lib/rake/task_manager.rb
index 202a8a688..e13482401 100644
--- a/lib/rake/task_manager.rb
+++ b/lib/rake/task_manager.rb
@@ -5,6 +5,19 @@ module TaskManager
     # Track the last comment made in the Rakefile.
     attr_accessor :last_description
 
+    # Remove Rake 12
+    def last_comment # :nodoc:
+      warn "[DEPRECATION] `last_comment` is deprecated.  Please use `last_description` instead."
+      @last_description
+    end
+
+    # Remove Rake 12
+    def last_comment=(comment) # :nodoc:
+      warn "[DEPRECATION] `last_comment=` is deprecated.  Please use `last_description=` instead."
+      @last_description = comment
+      @last_description # ignore warning
+    end
+
     def initialize # :nodoc:
       super
       @tasks = Hash.new