diff --git a/.envrc b/.envrc
index 39dc992..d36a344 100644
--- a/.envrc
+++ b/.envrc
@@ -1,5 +1,14 @@
 #!/usr/bin/env bash
 git config --local core.hooksPath "$PWD"/.githooks
+
+test -d .direnv || mkdir -p .direnv
+now="$(date +%Y-%m-%d)"
+if ! test -s .direnv/pull-date || test "$now" != "$(cat .direnv/pull-date)"; then
+    git pull --rebase --autostash
+    nix flake update
+    echo "$now" > .direnv/pull-date
+fi
+
 if ! command -v nixos-rebuild >/dev/null; then
     use nix
 fi
diff --git a/.gitignore b/.gitignore
index 7fe2454..d1c4634 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 result
 /configuration.nix
 /hardware-configuration.nix
+.direnv