diff --git a/spack.yaml b/spack.yaml
index 43e0332..92bb32c 100644
--- a/spack.yaml
+++ b/spack.yaml
@@ -11,7 +11,7 @@ spack:
     # Main Dependencies
     access-om3-nuopc:
       require:
-        - '@git.0.4.0'
+        - '@git.4f278cc1af1c278a765f5f9738add889d3166ed5'
         - +mom_symmetric
         - configurations=MOM6,MOM6-CICE6,MOM6-CICE6-WW3
 
@@ -54,4 +54,4 @@ spack:
           - access-om3-nuopc
         projections:
           access-om3: '{name}/2025.01.0'
-          access-om3-nuopc: '{name}/0.4.0-{hash:7}'
+          access-om3-nuopc: '{name}/4f278cc1af1c278a765f5f9738add889d3166ed5-{hash:7}'