diff --git a/FreeRTOS-Plus/ThirdParty/mbedtls b/FreeRTOS-Plus/ThirdParty/mbedtls
index e483a77c85..8b3f26a5ac 160000
--- a/FreeRTOS-Plus/ThirdParty/mbedtls
+++ b/FreeRTOS-Plus/ThirdParty/mbedtls
@@ -1 +1 @@
-Subproject commit e483a77c85e1f9c1dd2eb1c5a8f552d2617fe400
+Subproject commit 8b3f26a5ac38d4fdccbc5c5366229f3e01dafcc0
diff --git a/manifest.yml b/manifest.yml
index 1f1b0e18e0..3e042013ec 100644
--- a/manifest.yml
+++ b/manifest.yml
@@ -88,7 +88,7 @@ dependencies:
       path: "FreeRTOS-Plus/ThirdParty/wolfSSL"
 
   - name: "mbedtls"
-    version: "v2.26.0"
+    version: "v2.28.0"
     repository:
       type: "git"
       url:  "https://github.com/ARMmbed/mbedtls"