diff --git a/fgdata b/fgdata
index 9394622..4d50570 160000
--- a/fgdata
+++ b/fgdata
@@ -1 +1 @@
-Subproject commit 939462210e36caa83e689aa785bf977fa3228c37
+Subproject commit 4d50570834fa7618022f2db09223ca32718f0b21
diff --git a/flightgear b/flightgear
index f733170..a28e2af 160000
--- a/flightgear
+++ b/flightgear
@@ -1 +1 @@
-Subproject commit f733170c988ef0be9b037d9966e41c2af6ac2b34
+Subproject commit a28e2af246f340600872641a83e2d4017184216f
diff --git a/getstart b/getstart
index 99ba245..f7ab907 160000
--- a/getstart
+++ b/getstart
@@ -1 +1 @@
-Subproject commit 99ba2450003426ee796992c9a4ce729df220f7ea
+Subproject commit f7ab9073d20e6e2e7ad560df9d42d97cca396e59
diff --git a/simgear b/simgear
index e5bef3f..234abdf 160000
--- a/simgear
+++ b/simgear
@@ -1 +1 @@
-Subproject commit e5bef3f97f1c3d285d367e6006855ed653cbb591
+Subproject commit 234abdf85cd2176360f2cef582b8a83184c66e81