diff --git a/Source/Makefile.in b/Source/Makefile.in
index 78abb7733..9524d599f 100644
--- a/Source/Makefile.in
+++ b/Source/Makefile.in
@@ -161,6 +161,7 @@ Stream.m \
 String.m \
 TcpPort.m \
 TextCStream.m \
+UdpPort.m \
 atoz.m \
 callbacks-id.m \
 stdobjects.m \
@@ -299,6 +300,7 @@ objects/String.h \
 objects/TcpPort.h \
 objects/TextCStream.h \
 objects/Time.h \
+objects/UdpPort.h \
 objects/ValueHolding.h \
 objects/abort.h \
 objects/allocs.h \