diff --git a/spack.yaml b/spack.yaml
index 514b28e..735ca5a 100644
--- a/spack.yaml
+++ b/spack.yaml
@@ -6,12 +6,12 @@
 # https://github.com/ACCESS-NRI/model-deployment-template/blob/main/spack.yaml
 spack:
   specs:
-    - access-om3@git.2024.09.0
+    - access-om3@git.2024.09.1
   packages:
     # Main Dependencies
     access-om3-nuopc:
       require:
-        - '@git.0.3.1'
+        - '@git.cbull_mom6_updates'
 
     # Other Dependencies
     esmf:
@@ -51,5 +51,5 @@ spack:
           - access-om3
           - access-om3-nuopc
         projections:
-          access-om3: '{name}/2024.09.0'
-          access-om3-nuopc: '{name}/0.3.1-{hash:7}'
+          access-om3: '{name}/2024.09.1'
+          access-om3-nuopc: '{name}/cbull_mom6_updates-{hash:7}'