diff --git a/.gitignore b/.gitignore
index 75b47ca5..5fee4d2f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,6 +4,6 @@ coverage
 test/bench/node_modules
 test/fixtures/output*
 test/leak/libvips.supp
-
-# Mac OS X
+lib
+include
 .DS_Store
diff --git a/.npmignore b/.npmignore
index 0132a284..dda57203 100644
--- a/.npmignore
+++ b/.npmignore
@@ -8,3 +8,5 @@ test
 .travis.yml
 appveyor.yml
 mkdocs.yml
+lib
+include
diff --git a/appveyor.yml b/appveyor.yml
index a42a1940..095b85a1 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -3,8 +3,8 @@ version: "{build}"
 build: off
 platform: x64
 environment:
-  VIPS_VERSION_MAJOR_MINOR: 8.0
-  VIPS_VERSION_PATCH: 2
+  VIPS_VERSION_MAJOR_MINOR: 8.1
+  VIPS_VERSION_PATCH: 0
   VIPS_WARNING: 0
   matrix:
   - nodejs_version: "0.12"
diff --git a/docs/install.md b/docs/install.md
index e06e8734..2dbe635a 100644
--- a/docs/install.md
+++ b/docs/install.md
@@ -19,11 +19,12 @@ For a system-wide installation of the most suitable version of
 libvips and its dependencies on the following Operating Systems:
 
 * Debian 7, 8
-* Ubuntu 12.04, 14.04, 14.10, 15.04
+* Ubuntu 12.04, 14.04, 14.10, 15.04, 15.10
 * Mint 13, 17
+* Elementary 0.3
 * RHEL/Centos/Scientific 6, 7
 * Fedora 21, 22
-* Amazon Linux 2014.09, 2015.03
+* Amazon Linux 2015.03, 2015.09
 * OpenSuse 13
 
 run the following as a user with `sudo` access:
diff --git a/preinstall.sh b/preinstall.sh
index a66ac0e0..127a62f1 100755
--- a/preinstall.sh
+++ b/preinstall.sh
@@ -4,16 +4,18 @@
 # Currently supports:
 # * Debian Linux
 #   * Debian 7, 8
-#   * Ubuntu 12.04, 14.04, 14.10, 15.04
+#   * Ubuntu 12.04, 14.04, 14.10, 15.04, 15.10
 #   * Mint 13, 17
+#   * Elementary 0.3
 # * Red Hat Linux
 #   * RHEL/Centos/Scientific 6, 7
 #   * Fedora 21, 22
-#   * Amazon Linux 2014.09, 2015.03
+#   * Amazon Linux 2015.03, 2015.09
+# * OpenSuse 13
 
 vips_version_minimum=7.40.0
-vips_version_latest_major_minor=8.0
-vips_version_latest_patch=2
+vips_version_latest_major_minor=8.1
+vips_version_latest_patch=0
 
 openslide_version_minimum=3.4.0
 openslide_version_latest_major_minor=3.4
@@ -24,7 +26,7 @@ install_libvips_from_source() {
   curl -O http://www.vips.ecs.soton.ac.uk/supported/$vips_version_latest_major_minor/vips-$vips_version_latest_major_minor.$vips_version_latest_patch.tar.gz
   tar zvxf vips-$vips_version_latest_major_minor.$vips_version_latest_patch.tar.gz
   cd vips-$vips_version_latest_major_minor.$vips_version_latest_patch
-  ./configure --disable-debug --disable-docs --disable-static --disable-introspection --enable-cxx=yes --without-python --without-orc --without-fftw $1
+  ./configure --disable-debug --disable-docs --disable-static --disable-introspection --disable-dependency-tracking --enable-cxx=yes --without-python --without-orc --without-fftw $1
   make
   make install
   cd ..
@@ -283,12 +285,12 @@ elif [ -f /etc/system-release ]; then
   # Probably Amazon Linux
   RELEASE=$(cat /etc/system-release)
   case $RELEASE in
-    "Amazon Linux AMI release 2014.09"|"Amazon Linux AMI release 2015.03")
+    "Amazon Linux AMI release 2015.03"|"Amazon Linux AMI release 2015.09")
       # Amazon Linux
       echo "Detected '$RELEASE'"
       echo "Installing libvips dependencies via yum"
       yum groupinstall -y "Development Tools"
-      yum install -y gtk-doc libxml2-devel libjpeg-turbo-devel libpng-devel libtiff-devel libexif-devel libgsf-devel lcms-devel ImageMagick-devel gobject-introspection-devel libwebp-devel curl
+      yum install -y gtk-doc libxml2-devel libjpeg-turbo-devel libpng-devel libtiff-devel libexif-devel libgsf-devel lcms2-devel ImageMagick-devel gobject-introspection-devel libwebp-devel curl
       install_libvips_from_source "--prefix=/usr"
       ;;
     *)