diff --git a/src/Makefile.am b/src/Makefile.am
index 4fbbf30adc..bda189e304 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -32,7 +32,6 @@ NetworkManager_SOURCES =				\
 		nm-device-802-11-wireless.h	\
 		NetworkManagerAP.c			\
 		NetworkManagerAP.h			\
-		NetworkManagerDialup.h		\
 		nm-dbus-manager.h			\
 		nm-dbus-manager.c			\
 		nm-hal-manager.c			\