diff --git a/configs/templates/skylab-dev/spack.yaml b/configs/templates/skylab-dev/spack.yaml
index c4d83d532..071fe24ed 100644
--- a/configs/templates/skylab-dev/spack.yaml
+++ b/configs/templates/skylab-dev/spack.yaml
@@ -24,6 +24,7 @@ spack:
     # Various crtm tags (list all to avoid duplicate packages)
     - crtm@2.4.0.1
     - crtm@v2.4.1-jedi
+    - crtm@v3.1.1-build1
 
     # Various esmf tags (list all to avoid duplicate packages)
     - esmf@=8.6.1 snapshot=none
diff --git a/configs/templates/unified-dev/spack.yaml b/configs/templates/unified-dev/spack.yaml
index 8d8242cfe..eb3f950a4 100644
--- a/configs/templates/unified-dev/spack.yaml
+++ b/configs/templates/unified-dev/spack.yaml
@@ -30,6 +30,7 @@ spack:
     # Various crtm tags (list all to avoid duplicate packages)
     - crtm@2.4.0.1
     - crtm@v2.4.1-jedi
+    - crtm@v3.1.1-build1
 
     # Various esmf tags (list all to avoid duplicate packages)
     - esmf@=8.6.1 snapshot=none