diff --git a/scripts/kas/kas-base.yml b/scripts/kas/kas-base.yml
index 0d9fb14..ada39e0 100644
--- a/scripts/kas/kas-base.yml
+++ b/scripts/kas/kas-base.yml
@@ -13,7 +13,7 @@ repos:
   poky:
     url: "https://git.yoctoproject.org/git/poky"
     path: layers/poky
-    refspec: "mickledore-4.2.2"
+    refspec: "mickledore-4.2.3"
     layers:
       meta:
       meta-poky: