diff --git a/nixos/tests/activation/etc-overlay-immutable.nix b/nixos/tests/activation/etc-overlay-immutable.nix
index 539010c4ad66..a76c1ad297da 100644
--- a/nixos/tests/activation/etc-overlay-immutable.nix
+++ b/nixos/tests/activation/etc-overlay-immutable.nix
@@ -26,7 +26,6 @@
       systemd.sysusers.enable = true;
       users.mutableUsers = false;
       boot.initrd.systemd.enable = true;
-      boot.kernelPackages = pkgs.linuxPackages_latest;
       time.timeZone = "Utc";
 
       # The standard resolvconf service tries to write to /etc and crashes,
diff --git a/nixos/tests/activation/etc-overlay-mutable.nix b/nixos/tests/activation/etc-overlay-mutable.nix
index be0c80da861a..21d7b7fa6f89 100644
--- a/nixos/tests/activation/etc-overlay-mutable.nix
+++ b/nixos/tests/activation/etc-overlay-mutable.nix
@@ -24,7 +24,6 @@
 
       # Prerequisites
       boot.initrd.systemd.enable = true;
-      boot.kernelPackages = pkgs.linuxPackages_latest;
 
       specialisation.new-generation.configuration = {
         environment.etc."newgen".text = "newgen";