diff --git a/ghost/admin/package.json b/ghost/admin/package.json
index 0d2f853461..b8a7679619 100644
--- a/ghost/admin/package.json
+++ b/ghost/admin/package.json
@@ -33,7 +33,7 @@
     "@tryghost/kg-parser-plugins": "0.5.1",
     "@tryghost/mobiledoc-kit": "0.11.2-ghost.4",
     "@tryghost/timezone-data": "0.2.5",
-    "autoprefixer": "9.5.1",
+    "autoprefixer": "9.6.0",
     "blueimp-md5": "2.10.0",
     "broccoli-asset-rev": "3.0.0",
     "broccoli-concat": "3.7.3",
diff --git a/ghost/admin/yarn.lock b/ghost/admin/yarn.lock
index d2841a67b1..0e871a03fa 100644
--- a/ghost/admin/yarn.lock
+++ b/ghost/admin/yarn.lock
@@ -1386,16 +1386,17 @@ atob@^2.1.1:
   resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.2.tgz#6d9517eb9e030d2436666651e86bd9f6f13533c9"
   integrity sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==
 
-autoprefixer@9.5.1:
-  version "9.5.1"
-  resolved "https://registry.yarnpkg.com/autoprefixer/-/autoprefixer-9.5.1.tgz#243b1267b67e7e947f28919d786b50d3bb0fb357"
-  integrity sha512-KJSzkStUl3wP0D5sdMlP82Q52JLy5+atf2MHAre48+ckWkXgixmfHyWmA77wFDy6jTHU6mIgXv6hAQ2mf1PjJQ==
+autoprefixer@9.6.0:
+  version "9.6.0"
+  resolved "https://registry.yarnpkg.com/autoprefixer/-/autoprefixer-9.6.0.tgz#0111c6bde2ad20c6f17995a33fad7cf6854b4c87"
+  integrity sha512-kuip9YilBqhirhHEGHaBTZKXL//xxGnzvsD0FtBQa6z+A69qZD6s/BAX9VzDF1i9VKDquTJDQaPLSEhOnL6FvQ==
   dependencies:
-    browserslist "^4.5.4"
-    caniuse-lite "^1.0.30000957"
+    browserslist "^4.6.1"
+    caniuse-lite "^1.0.30000971"
+    chalk "^2.4.2"
     normalize-range "^0.1.2"
     num2fraction "^1.2.2"
-    postcss "^7.0.14"
+    postcss "^7.0.16"
     postcss-value-parser "^3.3.1"
 
 aws-sign2@~0.7.0:
@@ -2816,7 +2817,7 @@ browserslist@^3.1.1, browserslist@^3.2.6:
     caniuse-lite "^1.0.30000844"
     electron-to-chromium "^1.3.47"
 
-browserslist@^4.0.0, browserslist@^4.5.4, browserslist@^4.6.0:
+browserslist@^4.0.0, browserslist@^4.6.0:
   version "4.6.1"
   resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.6.1.tgz#ee5059b1aec18cbec9d055d6cb5e24ae50343a9b"
   integrity sha512-1MC18ooMPRG2UuVFJTHFIAkk6mpByJfxCrnUyvSlu/hyQSFHMrlhM02SzNuCV+quTP4CKmqtOMAIjrifrpBJXQ==
@@ -2825,6 +2826,15 @@ browserslist@^4.0.0, browserslist@^4.5.4, browserslist@^4.6.0:
     electron-to-chromium "^1.3.137"
     node-releases "^1.1.21"
 
+browserslist@^4.6.1:
+  version "4.6.2"
+  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.6.2.tgz#574c665950915c2ac73a4594b8537a9eba26203f"
+  integrity sha512-2neU/V0giQy9h3XMPwLhEY3+Ao0uHSwHvU8Q1Ea6AgLVL1sXbX3dzPrJ8NWe5Hi4PoTkCYXOtVR9rfRLI0J/8Q==
+  dependencies:
+    caniuse-lite "^1.0.30000974"
+    electron-to-chromium "^1.3.150"
+    node-releases "^1.1.23"
+
 bser@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/bser/-/bser-2.0.0.tgz#9ac78d3ed5d915804fd87acb158bc797147a1719"
@@ -3025,11 +3035,16 @@ caniuse-api@^3.0.0:
     lodash.memoize "^4.1.2"
     lodash.uniq "^4.5.0"
 
-caniuse-lite@^1.0.0, caniuse-lite@^1.0.30000844, caniuse-lite@^1.0.30000957, caniuse-lite@^1.0.30000971:
+caniuse-lite@^1.0.0, caniuse-lite@^1.0.30000844, caniuse-lite@^1.0.30000971:
   version "1.0.30000971"
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000971.tgz#d1000e4546486a6977756547352bc96a4cfd2b13"
   integrity sha512-TQFYFhRS0O5rdsmSbF1Wn+16latXYsQJat66f7S7lizXW1PVpWJeZw9wqqVLIjuxDRz7s7xRUj13QCfd8hKn6g==
 
+caniuse-lite@^1.0.30000974:
+  version "1.0.30000974"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000974.tgz#b7afe14ee004e97ce6dc73e3f878290a12928ad8"
+  integrity sha512-xc3rkNS/Zc3CmpMKuczWEdY2sZgx09BkAxfvkxlAEBTqcMHeL8QnPqhKse+5sRTi3nrw2pJwToD2WvKn1Uhvww==
+
 capture-exit@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/capture-exit/-/capture-exit-2.0.0.tgz#fb953bfaebeb781f62898239dabb426d08a509a4"
@@ -4176,6 +4191,11 @@ electron-to-chromium@^1.3.137, electron-to-chromium@^1.3.47:
   resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.143.tgz#8b2a631ab75157aa53d0c2933275643b99ef580b"
   integrity sha512-J9jOpxIljQZlV6GIP2fwAWq0T69syawU0sH3EW3O2Bgxquiy+veeIT5mBDRz+i3oHUSL1tvVgRKH3/4QiQh9Pg==
 
+electron-to-chromium@^1.3.150:
+  version "1.3.163"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.163.tgz#7fc3d637f5d8fa4ca4a052cad0de7675bd98b911"
+  integrity sha512-uCEoqQeKrjlhUSUudY0XvyNVDhWR5XmnCIV0WXr2Qo9PVzEVXI75LHGtzwro9Qh8NNetRjSitrm8AfQvPGaSqA==
+
 element-closest@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/element-closest/-/element-closest-2.0.2.tgz#72a740a107453382e28df9ce5dbb5a8df0f966ec"
@@ -8755,6 +8775,13 @@ node-releases@^1.1.21:
   dependencies:
     semver "^5.3.0"
 
+node-releases@^1.1.23:
+  version "1.1.23"
+  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.23.tgz#de7409f72de044a2fa59c097f436ba89c39997f0"
+  integrity sha512-uq1iL79YjfYC0WXoHbC/z28q/9pOl8kSHaXdWmAAc8No+bDwqkZbzIJz55g/MUsPgSGm9LZ7QSUbzTcH5tz47w==
+  dependencies:
+    semver "^5.3.0"
+
 nopt@^3.0.6, nopt@~3.0.6:
   version "3.0.6"
   resolved "https://registry.yarnpkg.com/nopt/-/nopt-3.0.6.tgz#c6465dbf08abcd4db359317f79ac68a646b28ff9"
@@ -9689,6 +9716,15 @@ postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.14, postcss@^7.0.2, postcss@^7.0.5:
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
+postcss@^7.0.16:
+  version "7.0.17"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.17.tgz#4da1bdff5322d4a0acaab4d87f3e782436bad31f"
+  integrity sha512-546ZowA+KZ3OasvQZHsbuEpysvwTZNGJv9EfyCQdsIDltPSWHAeTQ5fQy/Npi2ZDtLI3zs7Ps/p6wThErhm9fQ==
+  dependencies:
+    chalk "^2.4.2"
+    source-map "^0.6.1"
+    supports-color "^6.1.0"
+
 prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"