diff --git a/Tools/jMAVSim b/Tools/jMAVSim
index dc10a13c78..def7501bc0 160000
--- a/Tools/jMAVSim
+++ b/Tools/jMAVSim
@@ -1 +1 @@
-Subproject commit dc10a13c78afeb97f7b570f8049ec8a912e22d81
+Subproject commit def7501bc0536b8d1050f65d09c7dfbebcc0ce61
diff --git a/Tools/sitl_gazebo b/Tools/sitl_gazebo
index a0b0eb8df1..22df9475ca 160000
--- a/Tools/sitl_gazebo
+++ b/Tools/sitl_gazebo
@@ -1 +1 @@
-Subproject commit a0b0eb8df12b11e8f63d3cc766dee97cefa32ab7
+Subproject commit 22df9475ca0d157e2db066a20f64c35906bf7f25
diff --git a/mavlink/include/mavlink/v2.0 b/mavlink/include/mavlink/v2.0
index 60df261372..18cf6ff2fc 160000
--- a/mavlink/include/mavlink/v2.0
+++ b/mavlink/include/mavlink/v2.0
@@ -1 +1 @@
-Subproject commit 60df2613725c21f3eedc51251285f80a22e7d07d
+Subproject commit 18cf6ff2fc0e51e4555b19fc31e8b06eb38bdd79
diff --git a/src/drivers/gps/devices b/src/drivers/gps/devices
index a4999f111d..69e38ecc84 160000
--- a/src/drivers/gps/devices
+++ b/src/drivers/gps/devices
@@ -1 +1 @@
-Subproject commit a4999f111d13bcb209754823a3c503fa659a0d15
+Subproject commit 69e38ecc846df03f0bb71aa136bcc830dd3316a9
diff --git a/src/lib/ecl b/src/lib/ecl
index 54ac147ae8..e1751188fd 160000
--- a/src/lib/ecl
+++ b/src/lib/ecl
@@ -1 +1 @@
-Subproject commit 54ac147ae8930f1c280a0bd5c25fa90eaf4c6e0d
+Subproject commit e1751188fd15b799cbfae86bd7373bb91206069b