diff --git a/west.yml b/west.yml
index fc93fc7..db4ebf8 100644
--- a/west.yml
+++ b/west.yml
@@ -2,7 +2,7 @@ manifest:
   projects:
     - name: zephyr
       url: https://github.com/zephyrproject-rtos/zephyr
-      revision: v4.1.0
+      revision: v4.2.0
       import:
         # Limit the Zephyr modules to the required set
         name-allowlist:
@@ -13,4 +13,4 @@ manifest:
     - name: memfault-firmware-sdk
       url: https://github.com/memfault/memfault-firmware-sdk
       path: modules/lib/memfault-firmware-sdk
-      revision: 1.26.1
+      revision: 1.28.0