diff --git a/pw3270.cbp b/pw3270.cbp
index dc3cc35..e44be4f 100644
--- a/pw3270.cbp
+++ b/pw3270.cbp
@@ -78,6 +78,7 @@
 			<Option target="Debug" />
 			<Option target="Release" />
 		</Unit>
+		<Unit filename="src/classlib/private.h" />
 		<Unit filename="src/classlib/remote.cc" />
 		<Unit filename="src/classlib/session.cc" />
 		<Unit filename="src/classlib/testprogram.cc" />
--
libgit2 0.21.2