diff --git a/.gitignore b/.gitignore
index 952193be..d12977b5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,4 @@ vendor
 .gitattributes
 .DS_Store
 .nyc_output
+package-lock.json
diff --git a/docs/changelog.md b/docs/changelog.md
index 0e2526b2..5aec9033 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -1,8 +1,10 @@
 # Changelog
 
-### v0.20 - "*teeth*"
+### v0.20 - "*prebuild*"
 
-#### v0.20.0 - TBD
+Requires libvips v8.6.1.
+
+#### v0.20.0 - 5<sup>th</sup> March 2018
 
 * Add support for prebuilt sharp binaries on common platforms.
   [#186](https://github.com/lovell/sharp/issues/186)
diff --git a/package.json b/package.json
index f2381a37..16bc4ae3 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "sharp",
   "description": "High performance Node.js image processing, the fastest module to resize JPEG, PNG, WebP and TIFF images",
-  "version": "0.20.0-rc.1",
+  "version": "0.20.0",
   "author": "Lovell Fuller <npm@lovell.info>",
   "homepage": "https://github.com/lovell/sharp",
   "contributors": [
@@ -82,7 +82,7 @@
     "nan": "^2.9.2",
     "fs-copy-file-sync": "^1.0.1",
     "npmlog": "^4.1.2",
-    "prebuild-install": "^2.5.0",
+    "prebuild-install": "^2.5.1",
     "semver": "^5.5.0",
     "simple-get": "^2.7.0",
     "tar": "^4.4.0",