diff --git a/.gitignore b/.gitignore
index 765fec4..0d57ce8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,3 +21,7 @@ _site/
 # Obsolete Nix build system artifacts
 /node_modules
 /result
+
+# Nix Shell
+default.nix
+flake.nix