diff --git a/csrc/connectivity/paho.mqtt.embedded-c b/csrc/connectivity/paho.mqtt.embedded-c
index 179d5a2..c584594 160000
--- a/csrc/connectivity/paho.mqtt.embedded-c
+++ b/csrc/connectivity/paho.mqtt.embedded-c
@@ -1 +1 @@
-Subproject commit 179d5a27360b36fbba83dbb06c8d23e8a6fc98e6
+Subproject commit c584594d9cb16e8fb56786d8b1170953b48634a5
diff --git a/csrc/connectivity/picohttpparser b/csrc/connectivity/picohttpparser
index 066d2b1..f8d0513 160000
--- a/csrc/connectivity/picohttpparser
+++ b/csrc/connectivity/picohttpparser
@@ -1 +1 @@
-Subproject commit 066d2b1e9ab820703db0837a7255d92d30f0c9f5
+Subproject commit f8d0513f1a7a111f2597d643b073935a8afaf9e5
diff --git a/csrc/connectivity/wakaama b/csrc/connectivity/wakaama
index 1e5ace3..49b8da1 160000
--- a/csrc/connectivity/wakaama
+++ b/csrc/connectivity/wakaama
@@ -1 +1 @@
-Subproject commit 1e5ace3575777248d51a1e8e0acc02f5d6236dcd
+Subproject commit 49b8da157af96dfd35e41669f3a7c9c0d2bc15e6
diff --git a/csrc/crypto/mbedtls b/csrc/crypto/mbedtls
index c3d17cd..7e1f9f2 160000
--- a/csrc/crypto/mbedtls
+++ b/csrc/crypto/mbedtls
@@ -1 +1 @@
-Subproject commit c3d17cde46415784b97e96ec3b7565bd4234ad5a
+Subproject commit 7e1f9f290f84e5128068ef52039f081f3b81420f
diff --git a/csrc/system/FreeRTOS-Kernel b/csrc/system/FreeRTOS-Kernel
index aa70abd..bcd50ab 160000
--- a/csrc/system/FreeRTOS-Kernel
+++ b/csrc/system/FreeRTOS-Kernel
@@ -1 +1 @@
-Subproject commit aa70abd017f8f3e21f6f825c48ca5e2dc41d12bb
+Subproject commit bcd50ab9c859c25ba4d1e49bee171a982d9d3f9e