diff --git a/Gemfile.lock b/Gemfile.lock
index 146d54c..d18d12f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -136,7 +136,7 @@ GEM
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
-    libv8 (7.3.492.27.1)
+    libv8 (8.4.255.0)
     liquid (4.0.3)
     listen (3.2.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
@@ -147,8 +147,8 @@ GEM
     mercenary (0.4.0)
     method_source (1.0.0)
     mini_portile2 (2.4.0)
-    mini_racer (0.2.15)
-      libv8 (> 7.3)
+    mini_racer (0.3.1)
+      libv8 (~> 8.4.255)
     minima (2.5.1)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
diff --git a/package.json b/package.json
index 494eae2..f8f7f79 100644
--- a/package.json
+++ b/package.json
@@ -31,14 +31,14 @@
     "gulp-run": "^1.7.1",
     "gulp-sass": "^4.0.2",
     "gulp-sourcemaps": "^2.6.5",
-    "gulp-terser": "^1.2.0",
+    "gulp-terser": "^1.2.1",
     "localtunnel": "^2.0.0",
     "lodash": "^4.17.13",
     "lodash.template": "^4.5.0",
     "micromatch": "^4.0.2",
     "mixin-deep": "^2.0.1",
     "node-sass": "^4.12.0",
-    "regenerator-runtime": "^0.13.5",
+    "regenerator-runtime": "^0.13.7",
     "set-value": "^3.0.2"
   },
   "resolutions": {
diff --git a/yarn.lock b/yarn.lock
index fb4ab52..e5e36a9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3545,14 +3545,14 @@ gulp-sourcemaps@^2.6.5:
     strip-bom-string "1.X"
     through2 "2.X"
 
-gulp-terser@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/gulp-terser/-/gulp-terser-1.2.0.tgz#41df2a1d0257d011ba8b05efb2568432ecd0495b"
-  integrity sha512-lf+jE2DALg2w32p0HRiYMlFYRYelKZPNunHp2pZccCYrrdCLOs0ItbZcN63yr2pbz116IyhUG9mD/QbtRO1FKA==
+gulp-terser@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/gulp-terser/-/gulp-terser-1.2.1.tgz#d5b0ee7ebb1107c1a7bb92449629b07a1951b896"
+  integrity sha512-wFWfO6hqPwHbzyulA67ZiC2mFXQO4bPno82cvL/V6qZsFXvYxKeeFuLSNsv+i/POhyfNJLkDrcye4rRxkvJUAA==
   dependencies:
     plugin-error "^1.0.1"
-    terser "^4.0.0"
-    through2 "^3.0.1"
+    terser ">=4"
+    through2 "^4.0.2"
     vinyl-sourcemaps-apply "^0.2.1"
 
 gulp-util@^3.0.0:
@@ -5776,7 +5776,7 @@ read-pkg@^1.0.0:
     normalize-package-data "^2.3.2"
     path-type "^1.0.0"
 
-"readable-stream@2 || 3":
+"readable-stream@2 || 3", readable-stream@3:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.0.tgz#337bbda3adc0706bd3e024426a286d4b4b2c9198"
   integrity sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==
@@ -5842,10 +5842,10 @@ regenerate@^1.4.0:
   resolved "https://registry.yarnpkg.com/regenerate/-/regenerate-1.4.1.tgz#cad92ad8e6b591773485fbe05a485caf4f457e6f"
   integrity sha512-j2+C8+NtXQgEKWk49MMP5P/u2GhnahTtVkRIHr5R5lVRlbKvmQ+oS+A5aLKWp2ma5VkT8sh6v+v4hbH0YHR66A==
 
-regenerator-runtime@^0.13.4, regenerator-runtime@^0.13.5:
-  version "0.13.5"
-  resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.13.5.tgz#d878a1d094b4306d10b9096484b33ebd55e26697"
-  integrity sha512-ZS5w8CpKFinUzOwW3c83oPeVXoNsrLsaCoLtJvAClH135j/R77RuymhiSErhm2lKcwSCIpmvIWSbDkIfAqKQlA==
+regenerator-runtime@^0.13.4, regenerator-runtime@^0.13.7:
+  version "0.13.7"
+  resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.13.7.tgz#cac2dacc8a1ea675feaabaeb8ae833898ae46f55"
+  integrity sha512-a54FxoJDIr27pgf7IgeQGxmqUNYrcV338lf/6gH456HZ/PhX+5BcwHXG9ajESmwe6WRO0tAzRUrRmNONWgkrew==
 
 regenerator-transform@^0.14.2:
   version "0.14.5"
@@ -6805,7 +6805,7 @@ tempfile@^2.0.0:
     temp-dir "^1.0.0"
     uuid "^3.0.1"
 
-terser@^4.0.0:
+terser@>=4:
   version "4.8.0"
   resolved "https://registry.yarnpkg.com/terser/-/terser-4.8.0.tgz#63056343d7c70bb29f3af665865a46fe03a0df17"
   integrity sha512-EAPipTNeWsb/3wLPeup1tVPaXfIaU68xMnVdPafIL1TV05OhASArYyIfFvnvJCNrR2NIOvDVNNTFRa+Re2MWyw==
@@ -6852,13 +6852,12 @@ through2@3.0.1:
   dependencies:
     readable-stream "2 || 3"
 
-through2@^3.0.1:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/through2/-/through2-3.0.2.tgz#99f88931cfc761ec7678b41d5d7336b5b6a07bf4"
-  integrity sha512-enaDQ4MUyP2W6ZyT6EsMzqBPZaM/avg8iuo+l2d3QCs0J+6RaqkHV/2/lOwDTueBHeJ/2LG9lrLW3d5rWPucuQ==
+through2@^4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/through2/-/through2-4.0.2.tgz#a7ce3ac2a7a8b0b966c80e7c49f0484c3b239764"
+  integrity sha512-iOqSav00cVxEEICeD7TjLB1sueEL+81Wpzp2bY17uZjZN0pWZPuo4suZ/61VujxmqSGFfgOcNuTZ85QJwNZQpw==
   dependencies:
-    inherits "^2.0.4"
-    readable-stream "2 || 3"
+    readable-stream "3"
 
 through@^2.3.8:
   version "2.3.8"