diff --git a/ChangeLog b/ChangeLog
index cc27dc3cff..681ed5d5e4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sun Feb  8 21:05:35 2009  Tanaka Akira  <akr@fsij.org>
+
+	* lib/drb/extservm.rb (DRb::ExtServManager#invoke_service_command):
+	  detach spawned process.  [ruby-dev:37936]
+
 Sun Feb  8 20:30:29 2009  Tanaka Akira  <akr@fsij.org>
 
 	* ext/socket/extconf.rb: check struct sockcred.
diff --git a/lib/drb/extservm.rb b/lib/drb/extservm.rb
index 7af644a0b1..3b1819e834 100644
--- a/lib/drb/extservm.rb
+++ b/lib/drb/extservm.rb
@@ -79,7 +79,7 @@ module DRb
 	@servers[name] = false
       end
       uri = @uri || DRb.uri
-      spawn("#{command} #{uri} #{name}")
+      Process.detach spawn("#{command} #{uri} #{name}")
     end
   end
 end