diff --git a/profiles/templates/3.5/6_ac_update_sync/world/grp/dev-python b/profiles/templates/3.5/6_ac_update_sync/world/grp/dev-python
index 2b2fc7d6..95364f03 100644
--- a/profiles/templates/3.5/6_ac_update_sync/world/grp/dev-python
+++ b/profiles/templates/3.5/6_ac_update_sync/world/grp/dev-python
@@ -50,6 +50,9 @@ zeep
 !!utidylib:0
 !!zeep:0
 !!zstd:0
+
+# not compiled
+!!mpi4py:0
 #in#
 
 #?in(os_linux_pkglist, CBS)!=#
diff --git a/profiles/templates/3.5/6_ac_update_sync/world/grp/sys-cluster b/profiles/templates/3.5/6_ac_update_sync/world/grp/sys-cluster
index 03496618..0dc5fbf2 100644
--- a/profiles/templates/3.5/6_ac_update_sync/world/grp/sys-cluster
+++ b/profiles/templates/3.5/6_ac_update_sync/world/grp/sys-cluster
@@ -1,16 +1,17 @@
 # Calculate name=world format=world
 
 #?in(os_linux_pkglist, CB1)!=#
-mpe2
 mpich2
 #in#
 
 #?in(os_linux_pkglist, CB3)!=#
 #-world(#-cl_pass_file-#)-#
-!!mpe2:0
 !!mpich:0
 !!mpich2:0
 !!torque:0
+
+# not compiled
+!!mpe2:0
 #in#
 
 #?in(os_linux_pkglist, CB4)!=#