diff --git a/blissroms/build-guide.md b/blissroms/build-guide.md
index 306ae57..48b5de5 100644
--- a/blissroms/build-guide.md
+++ b/blissroms/build-guide.md
@@ -25,14 +25,6 @@
 
 ### Install build tools
 
-For Ubuntu 14.x:
-
-    sudo apt install bison build-essential curl flex git gnupg gperf libesd0-dev liblz4-tool libncurses5-dev libsdl1.2-dev libwxgtk2.8-dev libxml2 libxml2-utils lzop maven pngcrush schedtool squashfs-tools xsltproc zip zlib1g-dev g++-multilib gcc-multilib lib32ncurses5-dev lib32readline-gplv2-dev lib32z1-dev git-core libc6-dev-i386 x11proto-core-dev libx11-dev lib32z-dev ccache libgl1-mesa-dev unzip
-
-For Ubuntu 15.x:
-
-    sudo apt install bison build-essential curl flex git gnupg gperf libesd0-dev liblz4-tool libncurses5-dev libsdl1.2-dev libwxgtk2.8-dev libxml2 libxml2-utils lzop maven pngcrush schedtool squashfs-tools xsltproc zip zlib1g-dev g++-multilib gcc-multilib lib32ncurses5-dev lib32readline6-dev lib32z1-dev git-core libc6-dev-i386 x11proto-core-dev libx11-dev lib32z-dev ccache libgl1-mesa-dev unzip
-
 For Ubuntu 16.x:
 
     sudo apt install bison build-essential curl flex git gnupg gperf libesd0-dev liblz4-tool libncurses5-dev libsdl1.2-dev libwxgtk3.0-dev libxml2 libxml2-utils lzop maven pngcrush schedtool squashfs-tools xsltproc zip zlib1g-dev g++-multilib gcc-multilib lib32ncurses5-dev lib32readline6-dev lib32z1-dev git-core libc6-dev-i386 x11proto-core-dev libx11-dev lib32z-dev ccache libgl1-mesa-dev unzip