diff --git a/nixosConfigurations/muede-lpt2/constellation-swarm.nix b/nixosConfigurations/muede-lpt2/constellation-swarm.nix
index 63b565b..42f3696 100644
--- a/nixosConfigurations/muede-lpt2/constellation-swarm.nix
+++ b/nixosConfigurations/muede-lpt2/constellation-swarm.nix
@@ -58,10 +58,6 @@ in
         # this list the moment you change `swarm.forge.domain`.
         localNames = [ old ];
       };
-      otel = {
-        endpoint = "https://exponentials.vibec0re.mov/otel";
-        headersCredential = otelCredential;
-      };
       c0re = {
         inherit adminUsers;
         agentMemoryMax = "5G";
@@ -78,6 +74,10 @@ in
           concurrency = 1;
         };
         builder.enable = true;
+        swarm-otel.upstream = {
+          endpoint = "https://exponentials.vibec0re.mov/otel";
+          headersCredential = otelCredential;
+        };
       };
     };