diff --git a/package.json b/package.json
index 205a687800..04ef6916e8 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "gulp-postcss": "^8.0.0",
     "gulp-sass": "^4.0.2",
     "gulp-sourcemaps": "^2.6.5",
-    "gulp-terser": "^1.2.0",
+    "gulp-terser": "^1.2.1",
     "html-webpack-plugin": "^4.3.0",
     "lazypipe": "^1.0.2",
     "node-sass": "^4.13.1",
diff --git a/yarn.lock b/yarn.lock
index 9e0b77a95a..237e64d1b9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5220,14 +5220,14 @@ 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@^3.0.8:
@@ -9346,7 +9346,7 @@ read-pkg@^5.2.0:
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
-"readable-stream@2 || 3", readable-stream@^3.1.1, readable-stream@^3.6.0:
+"readable-stream@2 || 3", readable-stream@3, readable-stream@^3.1.1, readable-stream@^3.6.0:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.0.tgz#337bbda3adc0706bd3e024426a286d4b4b2c9198"
   integrity sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==
@@ -11063,10 +11063,10 @@ terser-webpack-plugin@^1.4.3:
     webpack-sources "^1.4.0"
     worker-farm "^1.7.0"
 
-terser@^4.0.0, terser@^4.1.2, terser@^4.6.3:
-  version "4.6.13"
-  resolved "https://registry.yarnpkg.com/terser/-/terser-4.6.13.tgz#e879a7364a5e0db52ba4891ecde007422c56a916"
-  integrity sha512-wMvqukYgVpQlymbnNbabVZbtM6PN63AzqexpwJL8tbh/mRT9LE5o+ruVduAGL7D6Fpjl+Q+06U5I9Ul82odAhw==
+terser@>=4, terser@^4.1.2, terser@^4.6.3:
+  version "4.8.0"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-4.8.0.tgz#63056343d7c70bb29f3af665865a46fe03a0df17"
+  integrity sha512-EAPipTNeWsb/3wLPeup1tVPaXfIaU68xMnVdPafIL1TV05OhASArYyIfFvnvJCNrR2NIOvDVNNTFRa+Re2MWyw==
   dependencies:
     commander "^2.20.0"
     source-map "~0.6.1"
@@ -11115,6 +11115,13 @@ through2@^3.0.1:
   dependencies:
     readable-stream "2 || 3"
 
+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:
+    readable-stream "3"
+
 through@^2.3.6, through@^2.3.8, through@~2.3.4:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"