diff --git a/lib/net/http.rb b/lib/net/http.rb
index bfd0001422..281b15cedf 100644
--- a/lib/net/http.rb
+++ b/lib/net/http.rb
@@ -742,10 +742,11 @@ module Net   #:nodoc:
     # it raises a Net::ReadTimeout exception. The default value is 60 seconds.
     attr_reader :read_timeout
 
-    # Number of seconds to wait for one block to be write (via one write(2)
+    # Number of seconds to wait for one block to be written (via one write(2)
     # call). Any number may be used, including Floats for fractional
     # seconds. If the HTTP object cannot write data in this many seconds,
     # it raises a Net::WriteTimeout exception. The default value is 60 seconds.
+    # Net::WriteTimeout is not raised on Windows.
     attr_reader :write_timeout
 
     # Maximum number of times to retry an idempotent request in case of
diff --git a/lib/net/protocol.rb b/lib/net/protocol.rb
index 1fcf59519b..037fcd8358 100644
--- a/lib/net/protocol.rb
+++ b/lib/net/protocol.rb
@@ -79,7 +79,7 @@ module Net # :nodoc:
 
   ##
   # WriteTimeout, a subclass of Timeout::Error, is raised if a chunk of the
-  # response cannot be write within the write_timeout.
+  # response cannot be written within the write_timeout.  Not raised on Windows.
 
   class WriteTimeout            < Timeout::Error; end