diff --git a/package.json b/package.json
index 3908ae5..77279ed 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
         "@babel/core": "7.7.5",
         "@babel/preset-env": "7.7.6",
         "clean-css-cli": "4.3.0",
-        "terser": "4.4.2",
+        "terser": "4.8.1",
         "uglify-js": "^3.11.2"
     }
 }
diff --git a/yarn.lock b/yarn.lock
index b00e7e5..aa8b152 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1908,10 +1908,10 @@ supports-color@^5.3.0:
   dependencies:
     has-flag "^3.0.0"
 
-terser@4.4.2:
-  version "4.4.2"
-  resolved "https://registry.yarnpkg.com/terser/-/terser-4.4.2.tgz#448fffad0245f4c8a277ce89788b458bfd7706e8"
-  integrity sha512-Uufrsvhj9O1ikwgITGsZ5EZS6qPokUOkCegS7fYOdGTv+OA90vndUbU6PEjr5ePqHfNUbGyMO7xyIZv2MhsALQ==
+terser@4.8.1:
+  version "4.8.1"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-4.8.1.tgz#a00e5634562de2239fd404c649051bf6fc21144f"
+  integrity sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==
   dependencies:
     commander "^2.20.0"
     source-map "~0.6.1"