diff --git a/ChangeLog b/ChangeLog
index bdb47e2e17..e76c497e09 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Nov  7 11:06:57 2003  Tanaka Akira  <akr@m17n.org>
+
+	* lib/pathname.rb (Pathname#+): return the argument if self is `.'.
+
 Fri Nov  7 10:23:24 2003  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* ext/socket/socket.c (make_hostent): get rid of SEGV on aliases
diff --git a/lib/pathname.rb b/lib/pathname.rb
index b4462bfeaf..c433f5dffc 100644
--- a/lib/pathname.rb
+++ b/lib/pathname.rb
@@ -213,10 +213,12 @@ class Pathname
 
   # Pathname#+ return new pathname which is concatenated with self and
   # an argument.
-  # If the argument is absolute pathname, it is just returned.
+  # If self is the current working directory `.' or
+  # the argument is absolute pathname,
+  # the argument is just returned.
   def +(other)
     other = Pathname.new(other) unless Pathname === other
-    if other.absolute?
+    if @path == '.' || other.absolute?
       other
     elsif %r{/\z} =~ @path
       Pathname.new(@path + other.to_s)