diff --git a/NTMakefile b/NTMakefile
index 45008cb46..a22e7d308 100644
--- a/NTMakefile
+++ b/NTMakefile
@@ -2,19 +2,19 @@
 #
 # Copyright (c) 2009, Secure Endpoints Inc.
 # All rights reserved.
-# 
+#
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
 # are met:
-# 
+#
 # - Redistributions of source code must retain the above copyright
 #   notice, this list of conditions and the following disclaimer.
-# 
+#
 # - Redistributions in binary form must reproduce the above copyright
 #   notice, this list of conditions and the following disclaimer in
 #   the documentation and/or other materials provided with the
 #   distribution.
-# 
+#
 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
@@ -27,9 +27,14 @@
 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 # POSSIBILITY OF SUCH DAMAGE.
-# 
+#
 
-SUBDIRS = include lib kuser kdc admin kadmin kpasswd appl doc tools tests packages etc
+!if exist(thirdparty/NTMakefile)
+thirdparty=thirdparty
+!endif
+
+SUBDIRS = include lib kuser kdc admin kadmin kpasswd appl doc \
+	tools tests packages etc $(thirdparty)
 
 !include windows/NTMakefile.w32