diff --git a/nix/configurations/installer.nix b/nix/configurations/installer.nix
index c821744a..e77b99ad 100644
--- a/nix/configurations/installer.nix
+++ b/nix/configurations/installer.nix
@@ -70,4 +70,8 @@
   boot.extraModprobeConfig = ''
     options cfg80211 ieee80211_regdom="US"
   '';
+
+  # If we run out of memory during building, the machine would hang, and that sucks.
+  # Nothing worse than restarting the installation from scratch
+  services.earlyoom.enable = true;
 }