diff --git a/nixos/modules/installer/cd-dvd/installation-cd-graphical-base.nix b/nixos/modules/installer/cd-dvd/installation-cd-graphical-base.nix
index 8c7bac6f6cc1..c5976166fb31 100644
--- a/nixos/modules/installer/cd-dvd/installation-cd-graphical-base.nix
+++ b/nixos/modules/installer/cd-dvd/installation-cd-graphical-base.nix
@@ -26,7 +26,7 @@ with lib;
 
   # Provide networkmanager for easy wireless configuration.
   networking.networkmanager.enable = true;
-  networking.wireless.enable = mkForce false;
+  networking.wireless.enable = mkImageMediaOverride false;
 
   # KDE complains if power management is disabled (to be precise, if
   # there is no power management backend such as upower).
diff --git a/nixos/modules/profiles/installation-device.nix b/nixos/modules/profiles/installation-device.nix
index a8601a9e2c06..ae9be08c8d85 100644
--- a/nixos/modules/profiles/installation-device.nix
+++ b/nixos/modules/profiles/installation-device.nix
@@ -22,10 +22,10 @@ with lib;
   config = {
 
     # Enable in installer, even if the minimal profile disables it.
-    documentation.enable = mkForce true;
+    documentation.enable = mkImageMediaOverride true;
 
     # Show the manual.
-    documentation.nixos.enable = mkForce true;
+    documentation.nixos.enable = mkImageMediaOverride true;
 
     # Use less privileged nixos user
     users.users.nixos = {
@@ -41,7 +41,7 @@ with lib;
     # Allow passwordless sudo from nixos user
     security.sudo = {
       enable = mkDefault true;
-      wheelNeedsPassword = mkForce false;
+      wheelNeedsPassword = mkImageMediaOverride false;
     };
 
     # Automatically log in at the virtual consoles.