--- a/testing/docker/centos6-build-upd/VERSION
+++ b/testing/docker/centos6-build-upd/VERSION
@@ -1,1 +1,1 @@
-20150930093701
+20151013094100

--- a/testing/docker/centos6-build/VERSION
+++ b/testing/docker/centos6-build/VERSION
@@ -1,1 +1,1 @@
-0.1.1
+0.1.2

--- a/testing/docker/centos6-build/system-setup.sh
+++ b/testing/docker/centos6-build/system-setup.sh
@@ -420,16 +420,35 @@ virtualenv==13.1.2
 # sha256: tQ9peOfTn-DLKY-j-j6c5B0jVnIdFV5SiPnFfl8T6ac
 mercurial==3.5
 EOF
 peep install -r requirements.txt
 
 # TC-VCS
 npm install -g taskcluster-vcs@2.3.12
 
+# Ninja
+cd $BUILD
+tooltool_fetch <<'EOF'
+[
+{
+    "size": 174501,
+    "digest": "551a9e14b95c2d2ddad6bee0f939a45614cce86719748dc580192dd122f3671e3d95fd6a6fb3facb2d314ba100d61a004af4df77f59df119b1b95c6fe8c38875",
+    "algorithm": "sha512",
+    "filename": "ninja-1.6.0.tar.gz",
+    "unpack": true
+}
+]
+EOF
+cd ninja-1.6.0
+./configure.py --bootstrap
+cp ninja /usr/local/bin/ninja
+# Old versions of Cmake can only find ninja in this location!
+ln -s /usr/local/bin/ninja /usr/local/bin/ninja-build
+
 # note that TC will replace workspace with a cache mount; there's no sense
 # creating anything inside there
 mkdir -p /home/worker/workspace
 chown worker:worker /home/worker/workspace
 
 # /builds is *not* replaced with a mount in the docker container. The worker
 # user writes to lots of subdirectories, though, so it's owned by that user
 mkdir -p /builds

--- a/testing/docker/desktop-build/VERSION
+++ b/testing/docker/desktop-build/VERSION
@@ -1,1 +1,1 @@
-0.1.10
+0.1.11