diff --git a/etc/apt/sources.list/15.04 b/etc/apt/sources.list/15.04
deleted file mode 100644
index 64551e95..00000000
--- a/etc/apt/sources.list/15.04
+++ /dev/null
@@ -1,31 +0,0 @@
-## Main repositories
-deb mirror://mirrors.ubuntu.com/mirrors.txt vivid main restricted universe multiverse
-deb-src mirror://mirrors.ubuntu.com/mirrors.txt vivid main restricted universe multiverse
-deb mirror://mirrors.ubuntu.com/mirrors.txt vivid-updates main restricted universe multiverse
-deb-src mirror://mirrors.ubuntu.com/mirrors.txt vivid-updates main restricted universe multiverse
-deb mirror://mirrors.ubuntu.com/mirrors.txt vivid-security main restricted universe multiverse
-deb-src mirror://mirrors.ubuntu.com/mirrors.txt vivid-security main restricted universe multiverse
-deb http://security.ubuntu.com/ubuntu vivid-security main restricted universe multiverse
-deb-src http://security.ubuntu.com/ubuntu vivid-security main restricted universe multiverse
-
-## Backports
-## https://help.ubuntu.com/community/UbuntuBackports
-deb mirror://mirrors.ubuntu.com/mirrors.txt vivid-backports main restricted universe multiverse
-deb-src mirror://mirrors.ubuntu.com/mirrors.txt vivid-backports main restricted universe multiverse
-
-## Pre-release updates
-## https://wiki.ubuntu.com/Testing/EnableProposed
-#deb mirror://mirrors.ubuntu.com/mirrors.txt vivid-proposed main restricted universe multiverse
-#deb-src mirror://mirrors.ubuntu.com/mirrors.txt vivid-proposed main restricted universe multiverse
-
-## Proprietary and closed-source software
-deb http://archive.canonical.com/ubuntu vivid partner
-deb-src http://archive.canonical.com/ubuntu vivid partner
-
-## Non-built-in debug symbol packages
-## https://wiki.ubuntu.com/DebuggingProgramCrash
-## sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 428D7C01
-#deb http://ddebs.ubuntu.com vivid main restricted universe multiverse
-#deb http://ddebs.ubuntu.com vivid-updates main restricted universe multiverse
-## Ignore unless you have enabled proposed
-#deb http://ddebs.ubuntu.com vivid-proposed main restricted universe multiverse