diff --git a/Biofuel b/Biofuel
index dd8a199..94ae246 160000
--- a/Biofuel
+++ b/Biofuel
@@ -1 +1 @@
-Subproject commit dd8a1994c86e2193f5778a3f2996b67c4c19d435
+Subproject commit 94ae2465b5ba26605fe14df433da98934f93781d
diff --git a/airutils b/airutils
index 2cd8cf8..ed0b6a4 160000
--- a/airutils
+++ b/airutils
@@ -1 +1 @@
-Subproject commit 2cd8cf833f03c81069ef77ed72796e596ce6d1d1
+Subproject commit ed0b6a4aa81a7ce32a4de2acaacab23b6defa259
diff --git a/demoiselle b/demoiselle
index e76081c..861c2b5 160000
--- a/demoiselle
+++ b/demoiselle
@@ -1 +1 @@
-Subproject commit e76081c02aea7f61715bcced42bae45a18aa7ec9
+Subproject commit 861c2b5cce8fa775a2a8d8fa103e0ae1226fe39e
diff --git a/hidroplane b/hidroplane
index 73384c3..4048fd5 160000
--- a/hidroplane
+++ b/hidroplane
@@ -1 +1 @@
-Subproject commit 73384c3586ff2e45a6559a4a7fa2b438c2dec936
+Subproject commit 4048fd552e71e9a3a78b56665da15b2965b0a6b3
diff --git a/ju52 b/ju52
index a60fe73..b709091 160000
--- a/ju52
+++ b/ju52
@@ -1 +1 @@
-Subproject commit a60fe73b7013db6edbbe6238a7f21156f7bb6c68
+Subproject commit b709091d7ab9babc435ca4c921c2b2646ccd0c1a
diff --git a/supercub b/supercub
index 87c0031..6cc5b21 160000
--- a/supercub
+++ b/supercub
@@ -1 +1 @@
-Subproject commit 87c0031d7acc32700eb5b6ae3f358adecdc23ea8
+Subproject commit 6cc5b2168abb16c7d0d7bb64816d0c1e2295b404
diff --git a/trike b/trike
index 902196d..eef8d73 160000
--- a/trike
+++ b/trike
@@ -1 +1 @@
-Subproject commit 902196def67e40d650a3223d20fcce6f6f65b98c
+Subproject commit eef8d73a05c995b138310f81cb6c10b77514b725