diff --git a/.arc/validation_packages.yml b/.arc/validation_packages.yml
new file mode 100644
index 0000000000000000000000000000000000000000..c156d7acfeaa5687a3724be44d2fcee1ebe3d786
--- /dev/null
+++ b/.arc/validation_packages.yml
@@ -0,0 +1 @@
+arc_specification: 2.0.0-draft
diff --git a/isa.investigation.xlsx b/isa.investigation.xlsx
index e53e7952e6d82cdc9179e37dea668ecb2fbd6d57..265a8ce4c84418983108dc68676d81bd15db04db 100644
Binary files a/isa.investigation.xlsx and b/isa.investigation.xlsx differ