diff --git a/modules/clan/prometheus/default.nix b/modules/clan/prometheus/default.nix
index a4fa779..8da0e81 100644
--- a/modules/clan/prometheus/default.nix
+++ b/modules/clan/prometheus/default.nix
@@ -99,7 +99,7 @@
                       rules = [
                         {
                           alert = "NodesDown";
-                          expr = "up == 0";
+                          expr = "count by (job) (up == 0) > 0";
                           for = "1m";
                           labels = {
                             severity = "critical";