diff --git a/.appveyor.yml b/.appveyor.yml
index 1770d871..05d2480d 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -4,7 +4,7 @@ environment:
     # /E:ON and /V:ON options are not enabled in the batch script intepreter
     # See: http://stackoverflow.com/a/13751649/163740
     CMD_IN_ENV: "cmd /E:ON /V:ON /C .\\ci\\run_with_env.cmd"
-    BOOST_PREFIX: C:\Libraries\boost_1_63_0
+    BOOST_PREFIX: C:\Libraries\boost_1_66_0
 
   matrix:
 
@@ -18,15 +18,6 @@ environment:
       MSVC: "14.0"
       ARCH: x86
 
-    #- PYTHON: "C:\\Python27-x64"
-    #  PYTHON_VERSION: "2.7.x" # currently 2.7.9
-    #  PYTHON_ARCH: "64"
-    #  ARCH: "x86_64"
-
-    #- PYTHON: "C:\\Python35"
-    #  PYTHON_VERSION: "3.5.x" # currently 3.4.3
-    #  PYTHON_ARCH: "32"
-
     - PYTHON: "C:\\Python36-x64"
       PYTHON_VERSION: "3.6.x"
       PYTHON_ARCH: "64"
@@ -34,9 +25,10 @@ environment:
       ARCH: x86_64
 
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      PYTHON: "C:\\Python36-x64"
       PYTHON_VERSION: "3.6.x"
       PYTHON_ARCH: "64"
-      MSVC: "14.1"
+      MSVC: "14.13.26128"
       ARCH: x86_64
 
 install:
@@ -53,8 +45,9 @@ install:
   - ps: "ls \"C:/\""
   - ECHO "Installed libraries:"
   - ps: "ls \"C:/Libraries/\""
-  - ECHO "Installed SDKs:"
-  - ps: "ls \"C:/Program Files/Microsoft SDKs/Windows\""
+  ## This path doesn't exist with the VS 2017 worker images
+  #- ECHO "Installed SDKs:"
+  #- ps: "ls \"C:/Program Files/Microsoft SDKs/Windows\""
 
   # Install Python (from the official .msi of http://python.org) and pip when
   # not already installed.
@@ -78,13 +71,13 @@ install:
   # pip will build them from source using the MSVC compiler matching the
   # target Python version and architecture
   - |
-     curl -LfsS -o faber.tar.gz https://github.com/stefanseefeld/faber/archive/snapshot/2018-03-07.tar.gz
+     curl -LfsS -o faber.tar.gz https://github.com/stefanseefeld/faber/archive/snapshot/2018-04-08.tar.gz
      tar xf faber.tar.gz
-     CD faber-snapshot-2018-03-07
+     CD faber-snapshot-2018-04-08
      python setup.py install
      CD ..
   # report the available MSVC compilers
-  - python -m faber.tools.msvc
+  - faber --info=tools cxx
   - easy_install sphinx
   - pip install numpy
 
diff --git a/.travis.yml b/.travis.yml
index af460c39..04390746 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -81,7 +81,7 @@ install:
        echo "using cached Boost prerequisites."
      fi
      # Install Faber, the build tool.
-     date=2018-03-07
+     date=2018-04-08
      wget https://github.com/stefanseefeld/faber/archive/snapshot/$date.tar.gz
      tar xf $date.tar.gz
      pushd faber-snapshot-$date