diff --git a/nixos/modules/installer/cd-dvd/installation-cd-graphical-gnome.nix b/nixos/modules/installer/cd-dvd/installation-cd-graphical-gnome.nix
index 573b31b439c2..ea8056ff870c 100644
--- a/nixos/modules/installer/cd-dvd/installation-cd-graphical-gnome.nix
+++ b/nixos/modules/installer/cd-dvd/installation-cd-graphical-gnome.nix
@@ -6,6 +6,7 @@
   imports = [ ./installation-cd-graphical-base.nix ];
 
   isoImage.edition = "gnome";
+  isoImage.graphicalGrub = true;
 
   services.xserver.desktopManager.gnome = {
     # Add Firefox and other tools useful for installation to the launcher
diff --git a/nixos/modules/installer/cd-dvd/iso-image.nix b/nixos/modules/installer/cd-dvd/iso-image.nix
index f9cbafc28657..5fdee20f55b3 100644
--- a/nixos/modules/installer/cd-dvd/iso-image.nix
+++ b/nixos/modules/installer/cd-dvd/iso-image.nix
@@ -283,7 +283,7 @@ let
     cat <<EOF > $out/EFI/boot/grub.cfg
 
     set with_fonts=false
-    set textmode=false
+    set textmode=${boolToString !config.isoImage.graphicalGrub}
     # If you want to use serial for "terminal_*" commands, you need to set one up:
     #   Example manual configuration:
     #    → serial --unit=0 --speed=115200 --word=8 --parity=no --stop=1
@@ -658,6 +658,16 @@ in
       '';
     };
 
+    isoImage.graphicalGrub = mkOption {
+      default = false;
+      type = types.bool;
+      example = true;
+      description = lib.mdDoc ''
+        Whether to use textmode or graphical grub.
+        false means we use textmode grub.
+      '';
+    };
+
   };
 
   # store them in lib so we can mkImageMediaOverride the