diff --git a/env/merlin/spack.yaml b/env/merlin/spack.yaml
index 056804e..e07a801 100644
--- a/env/merlin/spack.yaml
+++ b/env/merlin/spack.yaml
@@ -559,7 +559,7 @@ spack:
     - intel-oneapi-mpi%oneapi
   view:
     Batchsystem:
-      link: roots
+      link: all
       link_type: symlink
       projections: &unified_projections
         ^mpi: '{name}/{version}/{^mpi.name}/{^mpi.version}/{compiler.name}/{compiler.version}'
@@ -569,67 +569,67 @@ spack:
       root: /afs/psi.ch/sys/spack-rhel7/Batchsystem
       select: *Batchsystem_pckgs
     Compiler:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/Compiler
       select: *Compiler_pckgs
     Cuda:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/cuda
       select: *Cuda_pckgs
     EM:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/EM
       select: *EM_pckgs
     HDF5:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/HDF5
       select: *HDF5_pckgs
     HDF5_serial:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/HDF5_serial
       select: *HDF5_serial_pckgs
     Librairies:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/Librairies
       select: *Librairies_pckgs
     MPI:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/MPI
       select: *MPI_pckgs
     MX:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/MX
       select: *MX_pckgs
     Programming:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/Programming
       select: *Programming_pckgs
     System:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/System
       select: *System_pckgs
     Tools:
-      link: roots
+      link: all
       link_type: symlink
       projections: *unified_projections
       root: /afs/psi.ch/sys/spack-rhel7/Tools