diff --git a/lib/time.rb b/lib/time.rb
index c7026f407b..aa1d6f6e4c 100644
--- a/lib/time.rb
+++ b/lib/time.rb
@@ -444,8 +444,8 @@ class Time
     # %X :: Preferred representation for the time alone, no date
     # %y :: Year without a century (00..99)
     # %Y :: Year which may include century, if provided
-    # %z :: Time zone as  hour offset from UTC (e.g. +0900)
-    # %Z :: Time zone name
+    # %z :: \Time zone as hour offset from UTC (e.g. +0900)
+    # %Z :: \Time zone name
     # %% :: Literal "%" character
     # %+ :: date(1) (%a %b %e %H:%M:%S %Z %Y)
     #