diff --git a/hosts/spaceapi/default.nix b/hosts/spaceapi/default.nix
index eb038ddb..c6e854d8 100644
--- a/hosts/spaceapi/default.nix
+++ b/hosts/spaceapi/default.nix
@@ -4,9 +4,14 @@ _:
   c3d2.deployment.server = "server10";
 
   networking = {
-    firewall.allowedTCPPorts = [
-      3000 # spaceapi
-    ];
+    firewall = {
+      allowedTCPPorts = [
+        3000 # spaceapi
+      ];
+      allowedUDPPorts = [
+        25826 # spaceapi <- collectd
+      ];
+    };
     hostName = "spaceapi";
   };