diff --git a/package.json b/package.json
index 9945acf6a856f99a96774a5c348ed6385e8aefd1..921251ff0d7c436e27454066f47c1c9e26039222 100644
--- a/package.json
+++ b/package.json
@@ -84,7 +84,7 @@
     "github-url-from-git": "1.5.0",
     "gl-got": "8.0.0",
     "got": "8.3.1",
-    "handlebars": "4.0.11",
+    "handlebars": "4.0.12",
     "ini": "1.3.5",
     "js-yaml": "3.12.0",
     "json-dup-key-validator": "1.0.2",
diff --git a/yarn.lock b/yarn.lock
index 5fac51a3be2b7ba8ca1ae50d29fda64e1946802e..1acbb595591b140fe74c474b79bec7c5002b608f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -450,7 +450,7 @@ async@^1.4.0:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
-async@^2.1.4:
+async@^2.1.4, async@^2.5.0:
   version "2.6.1"
   resolved "https://registry.yarnpkg.com/async/-/async-2.6.1.tgz#b245a23ca71930044ec53fa46aa00a3e87c6a610"
   dependencies:
@@ -1237,7 +1237,7 @@ combined-stream@1.0.6, combined-stream@^1.0.5, combined-stream@~1.0.5, combined-
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@2.17.1:
+commander@2.17.1, commander@~2.17.1:
   version "2.17.1"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.17.1.tgz#bd77ab7de6de94205ceacc72f1716d29f20a77bf"
 
@@ -2700,7 +2700,17 @@ growly@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/growly/-/growly-1.3.0.tgz#f10748cbe76af964b7c96c93c6bcc28af120c081"
 
-handlebars@4.0.11, handlebars@^4.0.2, handlebars@^4.0.3:
+handlebars@4.0.12:
+  version "4.0.12"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.0.12.tgz#2c15c8a96d46da5e266700518ba8cb8d919d5bc5"
+  dependencies:
+    async "^2.5.0"
+    optimist "^0.6.1"
+    source-map "^0.6.1"
+  optionalDependencies:
+    uglify-js "^3.1.4"
+
+handlebars@^4.0.2, handlebars@^4.0.3:
   version "4.0.11"
   resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.0.11.tgz#630a35dfe0294bc281edae6ffc5d329fc7982dcc"
   dependencies:
@@ -6862,7 +6872,7 @@ source-map@^0.5.3, source-map@^0.5.6, source-map@^0.5.7, source-map@~0.5.1:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
 
-source-map@^0.6.0, source-map@~0.6.1:
+source-map@^0.6.0, source-map@^0.6.1, source-map@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
 
@@ -7373,6 +7383,13 @@ uglify-js@^2.6:
   optionalDependencies:
     uglify-to-browserify "~1.0.0"
 
+uglify-js@^3.1.4:
+  version "3.4.9"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.4.9.tgz#af02f180c1207d76432e473ed24a28f4a782bae3"
+  dependencies:
+    commander "~2.17.1"
+    source-map "~0.6.1"
+
 uglify-to-browserify@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"