diff --git a/modules/base.nix b/modules/base.nix
new file mode 100644
index 0000000..b233273
--- /dev/null
+++ b/modules/base.nix
@@ -0,0 +1,3 @@
+{
+  boot.cleanTmpDir = true;
+}
diff --git a/modules/default.nix b/modules/default.nix
index 415bf93..a70bbd3 100644
--- a/modules/default.nix
+++ b/modules/default.nix
@@ -1,5 +1,6 @@
 {
   imports = [
+    ./base.nix
     ./nix.nix
     ./pubkeys.nix
     ./tools.nix