diff --git a/include/ntfs/Makefile.am b/include/ntfs/Makefile.am
index a89a340d..98869b88 100644
--- a/include/ntfs/Makefile.am
+++ b/include/ntfs/Makefile.am
@@ -21,6 +21,7 @@ linux_ntfsinclude_HEADERS = \
 	mft.h			\
 	mst.h			\
 	runlist.h		\
+	security.h		\
 	support.h		\
 	types.h			\
 	unistr.h		\
diff --git a/include/ntfs/Makefile.in b/include/ntfs/Makefile.in
index 92fdf3b8..fec9b20c 100644
--- a/include/ntfs/Makefile.in
+++ b/include/ntfs/Makefile.in
@@ -186,6 +186,7 @@ linux_ntfsinclude_HEADERS = \
 	mft.h			\
 	mst.h			\
 	runlist.h		\
+	security.h		\
 	support.h		\
 	types.h			\
 	unistr.h		\