diff --git a/lib/irb/color.rb b/lib/irb/color.rb
index 1274355de..3353e3cff 100644
--- a/lib/irb/color.rb
+++ b/lib/irb/color.rb
@@ -57,9 +57,11 @@ module Color
       KEYWORD_UNLESS_MODIFIER: [GREEN],
       KEYWORD_WHILE_MODIFIER: [GREEN],
       KEYWORD_UNTIL_MODIFIER: [GREEN],
+      KEYWORD_RESCUE_MODIFIER: [GREEN],
       KEYWORD_THEN:       [GREEN],
       KEYWORD_UNLESS:     [GREEN],
       KEYWORD_ELSE:       [GREEN],
+      KEYWORD_ELSIF:      [GREEN],
       KEYWORD_WHILE:      [GREEN],
       KEYWORD_UNTIL:      [GREEN],
       KEYWORD_CASE:       [GREEN],