diff --git a/nixos/modules/system/etc/etc-activation.nix b/nixos/modules/system/etc/etc-activation.nix
index aed58af780b7..574f19dff0c7 100644
--- a/nixos/modules/system/etc/etc-activation.nix
+++ b/nixos/modules/system/etc/etc-activation.nix
@@ -43,6 +43,10 @@
         "overlay"
       ];
 
+      system.requiredKernelConfig = with config.lib.kernelConfig; [
+        (isEnabled "EROFS_FS")
+      ];
+
       boot.initrd.systemd = {
         mounts = [
           {