diff --git a/debian/grub.d/05_debian_theme b/debian/grub.d/05_debian_theme
index 08859b372..fc6362ea2 100755
--- a/debian/grub.d/05_debian_theme
+++ b/debian/grub.d/05_debian_theme
@@ -29,8 +29,8 @@ BACKGROUND_CACHE=".background_cache"
 
 set_default_theme(){
 	case $GRUB_DISTRIBUTOR in
-		Tanglu|Ubuntu|Kubuntu)
-			# Set a monochromatic theme for Tanglu/Ubuntu.
+		Ubuntu|Kubuntu)
+			# Set a monochromatic theme for Ubuntu.
 			echo "${1}set menu_color_normal=white/black"
 			echo "${1}set menu_color_highlight=black/light-gray"
 
@@ -183,11 +183,6 @@ fi
 case $GRUB_DISTRIBUTOR in
 	Ubuntu|Kubuntu)
 		;;
-	Tanglu)
-		if set_background_image "/usr/share/images/grub/grub.png"; then
-			exit 0
-		fi
-		;;
 	*)
 		if set_background_image "/usr/share/images/desktop-base/desktop-grub.png"; then
 			exit 0
diff --git a/debian/rules b/debian/rules
index f1ae6e665..af7772ea4 100755
--- a/debian/rules
+++ b/debian/rules
@@ -100,10 +100,6 @@ else
 FLICKER_FREE_BOOT := yes
 endif
 confflags += --enable-ubuntu-recovery
-else ifeq (yes,$(shell dpkg-vendor --derives-from Tanglu && echo yes))
-DEFAULT_CMDLINE := quiet splash
-DEFAULT_TIMEOUT := 10
-FLICKER_FREE_BOOT := yes
 else
 DEFAULT_CMDLINE := quiet
 DEFAULT_TIMEOUT := 5