diff --git a/morph/grid/local/grid.nix b/morph/grid/local/grid.nix
index 088d9e8c79422b82d638a42aeab5da1fcf14f536..0c9f3488eceeee0aee5308441712fe9bdb052ddc 100644
--- a/morph/grid/local/grid.nix
+++ b/morph/grid/local/grid.nix
@@ -122,7 +122,7 @@ let
         inherit paymentExporterTargets blackboxExporterHttpsTargets;
         inherit (grid-config) monitoringDomains;
         googleOAuthClientID = grid-config.monitoringGoogleOAuthClientID;
-        enableSlackAlert = false;
+        enableZulipAlert = false;
       };
       system.stateVersion = "19.09";
     };
diff --git a/morph/grid/production/grid.nix b/morph/grid/production/grid.nix
index 06fe07f8277bf81e26e2f9f735783614c117a7b3..cf77dddb4a5b33fbabef9b5eeb40e042f8dd68ff 100644
--- a/morph/grid/production/grid.nix
+++ b/morph/grid/production/grid.nix
@@ -54,7 +54,7 @@ let
         inherit paymentExporterTargets blackboxExporterHttpsTargets;
         inherit (grid-config) monitoringDomains;
         googleOAuthClientID = grid-config.monitoringGoogleOAuthClientID;
-        enableSlackAlert = true;
+        enableZulipAlert = true;
       };
       system.stateVersion = "19.09";
     };