diff --git a/ananicy.d/00-default/nix.rules b/ananicy.d/00-default/nix.rules
new file mode 100644
index 00000000..f3371d71
--- /dev/null
+++ b/ananicy.d/00-default/nix.rules
@@ -0,0 +1,4 @@
+# https://nixos.org/
+
+{ "name": "nix-shell", "type": "BG_CPUIO" }
+{ "name": "nix-daemon", "type": "BG_CPUIO" }