diff --git a/fgdata b/fgdata
index b6df0de..406ae11 160000
--- a/fgdata
+++ b/fgdata
@@ -1 +1 @@
-Subproject commit b6df0ded761e6c0741b94e3b769f7374c60075e2
+Subproject commit 406ae11c3c83a8fd04f957bb4fc5471ad3bc99bb
diff --git a/flightgear b/flightgear
index 1727af3..b64f04a 160000
--- a/flightgear
+++ b/flightgear
@@ -1 +1 @@
-Subproject commit 1727af363812987a9ff5d49abea5bfa6eff20e54
+Subproject commit b64f04a7d80f7223331cd483b6ad4e1a365c67c8
diff --git a/getstart b/getstart
index 7b216d4..73c4f1c 160000
--- a/getstart
+++ b/getstart
@@ -1 +1 @@
-Subproject commit 7b216d458fc72ad1c9aa9b9d17c2dd12818d5392
+Subproject commit 73c4f1c2e9dd9d0f53fafc278fb579c6a2550cae
diff --git a/simgear b/simgear
index 4895733..94a1156 160000
--- a/simgear
+++ b/simgear
@@ -1 +1 @@
-Subproject commit 489573329ec83100858b0841b1f9b249f9ffc1b5
+Subproject commit 94a1156a6bef17ec0ba7071c26ce8b28e0792ca9