diff --git a/spack.yaml b/spack.yaml
index 94136f7..3da142e 100644
--- a/spack.yaml
+++ b/spack.yaml
@@ -1,3 +1,6 @@
+# Copyright 2024 ACCESS-NRI and contributors. See the top-level COPYRIGHT file for details.
+# SPDX-License-Identifier: Apache-2.0
+#
 # This is a Spack Environment file.
 #
 # It describes a set of packages to be installed, along with
@@ -10,7 +13,7 @@ spack:
     cice5:
       require: '@git.2023.10.19'
     mom5:
-      require: '@git.2023.11.09'
+      require: '@git.2023.11.09 type=ACCESS-OM-BGC'
     libaccessom2:
       require: '@git.2023.10.26'
     oasis3-mct:
@@ -53,8 +56,8 @@ spack:
               'SPACK_{name}_ROOT': '{prefix}'
         projections:
           all: '{name}/{version}'
-          access-om2: '{name}/2023.11.23'
+          access-om2: '{name}-bgc/2023.11.23'
           cice5: '{name}/2023.10.19'
-          mom5: '{name}/2023.11.09'
+          mom5: '{name}-bgc/2023.11.09'
           libaccessom2: '{name}/2023.10.26'
           oasis3-mct: '{name}/2023.11.09'