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-rw-r--r--lib/irb.rb8
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/irb.rb b/lib/irb.rb
index 3f54849cbaf..20390d2205b 100644
--- a/lib/irb.rb
+++ b/lib/irb.rb
@@ -21,16 +21,16 @@ require "irb/locale"
STDOUT.sync = true
-# IRB stands for "interactive ruby" and is a tool to interactively execute ruby
+# IRB stands for "interactive Ruby" and is a tool to interactively execute Ruby
# expressions read from the standard input.
#
# The +irb+ command from your shell will start the interpreter.
#
# == Usage
#
-# Use of irb is easy if you know ruby.
+# Use of irb is easy if you know Ruby.
#
-# When executing irb, prompts are displayed as follows. Then, enter the ruby
+# When executing irb, prompts are displayed as follows. Then, enter the Ruby
# expression. An input is executed when it is syntactically complete.
#
# $ irb
@@ -221,7 +221,7 @@ STDOUT.sync = true
# == Restrictions
#
# Because irb evaluates input immediately after it is syntactically complete,
-# the results may be slightly different than directly using ruby.
+# the results may be slightly different than directly using Ruby.
#
# == IRB Sessions
#