diff --git a/glib/Makefile.am b/glib/Makefile.am
index 9bcfe2bfa..7869d4fd4 100644
--- a/glib/Makefile.am
+++ b/glib/Makefile.am
@@ -148,6 +148,7 @@ libglib_2_0_la_SOURCES = 	\
 	glibintl.h		\
 	glib_trace.h		\
 	glist.c			\
+	gmain-internal.h	\
 	gmain.c	 		\
 	gmappedfile.c		\
 	gmarkup.c		\