diff --git a/README.md b/README.md
index e69de29..cfbc765 100644
--- a/README.md
+++ b/README.md
@@ -0,0 +1,3 @@
+# NixOS Config
+This repo contains everything to declare my NixOS machine.
+I am learning.
diff --git a/justfile b/justfile
index a6d88c5..4b2c3b0 100644
--- a/justfile
+++ b/justfile
@@ -17,3 +17,7 @@ test:
 # Updates flake.lock file
 update:
     nix flake update
+
+# Collects garbage using nh
+gc:
+    nh clean all --keep 10 --ask