diff --git a/src/core/archive.c b/src/core/archive.c
index 8b6accc6a..ded79089a 100644
--- a/src/core/archive.c
+++ b/src/core/archive.c
@@ -22,6 +22,7 @@
  */
 
 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+FILE_SECBOOT ( PERMITTED );
 
 #include <string.h>
 #include <errno.h>
diff --git a/src/hci/commands/image_archive_cmd.c b/src/hci/commands/image_archive_cmd.c
index 6b907830e..0410fceba 100644
--- a/src/hci/commands/image_archive_cmd.c
+++ b/src/hci/commands/image_archive_cmd.c
@@ -22,6 +22,7 @@
  */
 
 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+FILE_SECBOOT ( PERMITTED );
 
 #include <getopt.h>
 #include <ipxe/command.h>
diff --git a/src/image/gzip.c b/src/image/gzip.c
index 17ccd2492..2a14cc79a 100644
--- a/src/image/gzip.c
+++ b/src/image/gzip.c
@@ -22,6 +22,7 @@
  */
 
 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+FILE_SECBOOT ( PERMITTED );
 
 #include <stdlib.h>
 #include <string.h>
diff --git a/src/image/zlib.c b/src/image/zlib.c
index f0f8f5622..aac67a190 100644
--- a/src/image/zlib.c
+++ b/src/image/zlib.c
@@ -22,6 +22,7 @@
  */
 
 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+FILE_SECBOOT ( PERMITTED );
 
 #include <stdlib.h>
 #include <errno.h>
diff --git a/src/include/ipxe/gzip.h b/src/include/ipxe/gzip.h
index c8cf64147..4d6666db1 100644
--- a/src/include/ipxe/gzip.h
+++ b/src/include/ipxe/gzip.h
@@ -8,6 +8,7 @@
  */
 
 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+FILE_SECBOOT ( PERMITTED );
 
 #include <stdint.h>
 #include <ipxe/image.h>
diff --git a/src/include/ipxe/zlib.h b/src/include/ipxe/zlib.h
index 3b0866bd1..00cb3aeec 100644
--- a/src/include/ipxe/zlib.h
+++ b/src/include/ipxe/zlib.h
@@ -8,6 +8,7 @@
  */
 
 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+FILE_SECBOOT ( PERMITTED );
 
 #include <stdint.h>
 #include <byteswap.h>
diff --git a/src/include/usr/imgarchive.h b/src/include/usr/imgarchive.h
index bf0c18f55..5a0057d27 100644
--- a/src/include/usr/imgarchive.h
+++ b/src/include/usr/imgarchive.h
@@ -8,6 +8,7 @@
  */
 
 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+FILE_SECBOOT ( PERMITTED );
 
 #include <ipxe/image.h>
 
diff --git a/src/usr/imgarchive.c b/src/usr/imgarchive.c
index 91600760e..e1109d8af 100644
--- a/src/usr/imgarchive.c
+++ b/src/usr/imgarchive.c
@@ -22,6 +22,7 @@
  */
 
 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+FILE_SECBOOT ( PERMITTED );
 
 #include <stdio.h>
 #include <string.h>