diff --git a/actionpack/lib/action_controller/metal/params_wrapper.rb b/actionpack/lib/action_controller/metal/params_wrapper.rb
index 17e2db74d496601d71ef319fbd2eeec333b56841..7e2316d01c4208e8608a8fc264769afc7dd16b69 100644
--- a/actionpack/lib/action_controller/metal/params_wrapper.rb
+++ b/actionpack/lib/action_controller/metal/params_wrapper.rb
@@ -48,7 +48,7 @@ module ActionController
# method attribute_names.
#
# If you're going to pass the parameters to an +ActiveModel+ object (such as
- # +User.new(params[:user])+), you might consider passing the model class to
+ # User.new(params[:user])), you might consider passing the model class to
# the method instead. The +ParamsWrapper+ will actually try to determine the
# list of attribute names from the model and only wrap those attributes:
#
diff --git a/actionpack/lib/action_dispatch/middleware/reloader.rb b/actionpack/lib/action_dispatch/middleware/reloader.rb
index a0388e0e13a7cdbb88863d89b0c449f80e4a3c91..25ad4ecdd3834498f790357886a19d334b21d392 100644
--- a/actionpack/lib/action_dispatch/middleware/reloader.rb
+++ b/actionpack/lib/action_dispatch/middleware/reloader.rb
@@ -20,8 +20,8 @@ module ActionDispatch
# By default, ActionDispatch::Reloader is included in the middleware stack
# only in the development environment; specifically, when config.cache_classes
# is false. Callbacks may be registered even when it is not included in the
- # middleware stack, but are executed only when +ActionDispatch::Reloader.prepare!+
- # or +ActionDispatch::Reloader.cleanup!+ are called manually.
+ # middleware stack, but are executed only when ActionDispatch::Reloader.prepare!
+ # or ActionDispatch::Reloader.cleanup! are called manually.
#
class Reloader
include ActiveSupport::Callbacks
diff --git a/activerecord/lib/active_record/explain.rb b/activerecord/lib/active_record/explain.rb
index 01cacf615374ae131fcb468fb70c616482c9d179..313fdb3487c02204885fc1a7ca6113f6e15a6460 100644
--- a/activerecord/lib/active_record/explain.rb
+++ b/activerecord/lib/active_record/explain.rb
@@ -70,7 +70,7 @@ def exec_explain(queries) # :nodoc:
# the threshold is set to 0.
#
# As the name of the method suggests this only applies to automatic
- # EXPLAINs, manual calls to +ActiveRecord::Relation#explain+ run.
+ # EXPLAINs, manual calls to ActiveRecord::Relation#explain run.
def silence_auto_explain
current = Thread.current
original, current[:available_queries_for_explain] = current[:available_queries_for_explain], false