diff --git a/launch/main.tf b/launch/main.tf
index ecc64951..4052a222 100644
--- a/launch/main.tf
+++ b/launch/main.tf
@@ -86,6 +86,10 @@ locals {
       }
     }
   }
+  applications = { for name, inst in local.application_configs : name => merge(inst, {
+      # depends_on = [for name in local.peripheral_configs : module.deploy[name]]
+    })
+  }
 }
 
 # FIXME settle for pwd when in /nix/store?
@@ -102,7 +106,7 @@ data "external" "hash" {
 resource "terraform_data" "nixos" {
   for_each = {for name, inst in merge(
     local.peripherals,
-    local.application_configs,
+    local.applications,
   ) : name => inst if inst.cfg.enable}
 
   triggers_replace = [