diff --git a/changes-in-dat-files/apt.dat/000-general-modify-header.patch b/changes-in-dat-files/apt.dat/000-general-modify-header.patch
new file mode 100644
index 0000000..70c60da
--- /dev/null
+++ b/changes-in-dat-files/apt.dat/000-general-modify-header.patch
@@ -0,0 +1,9 @@
+--- apt.dat	2016-12-08 18:43:50.000000000 +0100
++++ apt.dat-000	2016-12-08 18:56:02.310707492 +0100
+@@ -1,5 +1,5 @@
+ I
+-1000 Version - data cycle 2013.10, build 20131335, metadata AptXP1000.  Copyright © 2013, Robin A. Peel (robin@x-plane.com).   This data is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.  This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.  You should have received a copy of the GNU General Public License along with this program ("AptNavGNULicence.txt"); if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
++1000 Version - data cycle 2013.10, build 20131335, metadata AptXP1000, further modified by the FlightGear team (cf. <https://sourceforge.net/p/flightgear/fgmeta/ci/next/tree/changes-in-dat-files/apt.dat>).  Copyright © 2013, Robin A. Peel (robin@x-plane.com).   This data is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.  This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.  You should have received a copy of the GNU General Public License along with this program ("AptNavGNULicence.txt"); if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+ 
+ 
+ 1       15 1 0 VHXX [X] CLOSED Kai Tak
diff --git a/changes-in-dat-files/apt.dat/001-CCC5-fix-missing-Unicom-frequency.patch b/changes-in-dat-files/apt.dat/001-CCC5-fix-missing-Unicom-frequency.patch
new file mode 100644
index 0000000..710635d
--- /dev/null
+++ b/changes-in-dat-files/apt.dat/001-CCC5-fix-missing-Unicom-frequency.patch
@@ -0,0 +1,11 @@
+--- apt.dat	2016-12-08 18:56:02.310707492 +0100
++++ apt.dat-001	2016-12-08 19:01:00.082169377 +0100
+@@ -926129,7 +926129,7 @@
+ 19   45.98520090 -065.30815534 1 WS
+ 19   45.98509598 -065.29620316 1 WS
+ 19   45.98776000 -065.29826459 1 WS
+-51 12320 
++51 12320 CTAF/UNICOM
+ 
+ 1     1000 0 1 3MN7 Haven
+ 100   22.86   3   0 0.25 0 0 0 15   45.49243037 -094.12309108    0.00    0.00 1  0 0 0 33   45.48749963 -094.11966060    0.00    0.00 1  0 0 0