diff --git a/nixos/modules/services/web-servers/nginx/default.nix b/nixos/modules/services/web-servers/nginx/default.nix
index be589e42ddd6..5717b86b3bea 100644
--- a/nixos/modules/services/web-servers/nginx/default.nix
+++ b/nixos/modules/services/web-servers/nginx/default.nix
@@ -896,7 +896,7 @@ in
         PrivateMounts = true;
         # System Call Filtering
         SystemCallArchitectures = "native";
-        SystemCallFilter = "~@cpu-emulation @debug @keyring @ipc @mount @obsolete @privileged @setuid";
+        SystemCallFilter = "~@cpu-emulation @debug @keyring @ipc @mount @obsolete @privileged @setuid @mincore";
       };
     };