diff --git a/build-lucid-multilib-toolchain.sh b/build-lucid-multilib-toolchain.sh
index 0bb489d..878a37d 100755
--- a/build-lucid-multilib-toolchain.sh
+++ b/build-lucid-multilib-toolchain.sh
@@ -148,7 +148,7 @@
 JOBS=$(cat /proc/cpuinfo | grep -c processor)
 
 # The base URL of the Ubuntu mirror we're going to use.
-UBUNTU_MIRROR=http://mirrors.us.kernel.org
+UBUNTU_MIRROR=http://old-releases.ubuntu.com/
 
 # Ubuntu release name we want packages from. Can be a name or a number
 # (i.e. "lucid" or "10.04")