diff --git a/package.json b/package.json
index 187244a..8d7dfc9 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "rollup": "^1.27.13",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-node-resolve": "^5.2.0",
-    "rollup-plugin-terser": "^5.1.3",
+    "rollup-plugin-terser": "^6.0.0",
     "rollup-plugin-typescript2": "^0.25.3",
     "rollup-plugin-uglify": "^6.0.4",
     "semantic-release": "^15.13.31",
diff --git a/yarn.lock b/yarn.lock
index 30b9dac..638d299 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9,6 +9,13 @@
   dependencies:
     "@babel/highlight" "^7.0.0"
 
+"@babel/code-frame@^7.8.3":
+  version "7.8.3"
+  resolved "https://registry.yarnpkg.com/@babel/code-frame/-/code-frame-7.8.3.tgz#33e25903d7481181534e12ec0a25f16b6fcf419e"
+  integrity sha512-a9gxpmdXtZEInkCSHUJDLHZVBgb1QS0jhss4cPP93EW7s+uC5bikET2twEF3KV+7rDblJcmNvTR7VJejqd2C2g==
+  dependencies:
+    "@babel/highlight" "^7.8.3"
+
 "@babel/core@^7.1.0":
   version "7.7.5"
   resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.7.5.tgz#ae1323cd035b5160293307f50647e83f8ba62f7e"
@@ -67,6 +74,11 @@
   dependencies:
     "@babel/types" "^7.7.4"
 
+"@babel/helper-validator-identifier@^7.9.0":
+  version "7.9.5"
+  resolved "https://registry.yarnpkg.com/@babel/helper-validator-identifier/-/helper-validator-identifier-7.9.5.tgz#90977a8e6fbf6b431a7dc31752eee233bf052d80"
+  integrity sha512-/8arLKUFq882w4tWGj9JYzRpAlZgiWUJ+dtteNTDqrRBz9Iguck9Rn3ykuBDoUwh2TO4tSAJlrxDUOXWklJe4g==
+
 "@babel/helpers@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/helpers/-/helpers-7.7.4.tgz#62c215b9e6c712dadc15a9a0dcab76c92a940302"
@@ -85,6 +97,15 @@
     esutils "^2.0.2"
     js-tokens "^4.0.0"
 
+"@babel/highlight@^7.8.3":
+  version "7.9.0"
+  resolved "https://registry.yarnpkg.com/@babel/highlight/-/highlight-7.9.0.tgz#4e9b45ccb82b79607271b2979ad82c7b68163079"
+  integrity sha512-lJZPilxX7Op3Nv/2cvFdnlepPXDxi29wxteT57Q965oc5R9v86ztx0jfxVrTcBk8C2kcPkkDa2Z4T3ZsPPVWsQ==
+  dependencies:
+    "@babel/helper-validator-identifier" "^7.9.0"
+    chalk "^2.0.0"
+    js-tokens "^4.0.0"
+
 "@babel/parser@^7.1.0", "@babel/parser@^7.4.3", "@babel/parser@^7.7.4", "@babel/parser@^7.7.5":
   version "7.7.5"
   resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.7.5.tgz#cbf45321619ac12d83363fcf9c94bb67fa646d71"
@@ -4343,6 +4364,14 @@ jest-worker@^24.0.0, jest-worker@^24.6.0, jest-worker@^24.9.0:
     merge-stream "^2.0.0"
     supports-color "^6.1.0"
 
+jest-worker@^26.0.0:
+  version "26.0.0"
+  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-26.0.0.tgz#4920c7714f0a96c6412464718d0c58a3df3fb066"
+  integrity sha512-pPaYa2+JnwmiZjK9x7p9BoZht+47ecFCDFA/CJxspHzeDvQcfVBLWzCiWyo+EGrSiQMWZtCFo9iSvMZnAAo8vw==
+  dependencies:
+    merge-stream "^2.0.0"
+    supports-color "^7.0.0"
+
 jest@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/jest/-/jest-24.9.0.tgz#987d290c05a08b52c56188c1002e368edb007171"
@@ -6921,16 +6950,15 @@ rollup-plugin-node-resolve@^5.2.0:
     resolve "^1.11.1"
     rollup-pluginutils "^2.8.1"
 
-rollup-plugin-terser@^5.1.3:
-  version "5.1.3"
-  resolved "https://registry.yarnpkg.com/rollup-plugin-terser/-/rollup-plugin-terser-5.1.3.tgz#5f4c4603b12b4f8d093f4b6f31c9aa5eba98a223"
-  integrity sha512-FuFuXE5QUJ7snyxHLPp/0LFXJhdomKlIx/aK7Tg88Yubsx/UU/lmInoJafXJ4jwVVNcORJ1wRUC5T9cy5yk0wA==
+rollup-plugin-terser@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-terser/-/rollup-plugin-terser-6.0.0.tgz#011e0bd6bd80eaa087d62bb29a3620366ed13983"
+  integrity sha512-kuag2AY1irhO7l32orp5kS6KKdLZaI9J+HeWHA6cVanlx+m3QrEykyQqqsl5D4tLBFGkw364xvL3Ytl0stdySg==
   dependencies:
-    "@babel/code-frame" "^7.0.0"
-    jest-worker "^24.6.0"
-    rollup-pluginutils "^2.8.1"
-    serialize-javascript "^2.1.2"
-    terser "^4.1.0"
+    "@babel/code-frame" "^7.8.3"
+    jest-worker "^26.0.0"
+    serialize-javascript "^3.0.0"
+    terser "^4.7.0"
 
 rollup-plugin-typescript2@^0.25.3:
   version "0.25.3"
@@ -7123,6 +7151,11 @@ serialize-javascript@^2.1.2:
   resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-2.1.2.tgz#ecec53b0e0317bdc95ef76ab7074b7384785fa61"
   integrity sha512-rs9OggEUF0V4jUSecXazOYsLfu7OGK2qIn3c7IPBiffz32XniEp/TX9Xmc9LQfK2nQ2QKHvZ2oygKUGU0lG4jQ==
 
+serialize-javascript@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-3.0.0.tgz#492e489a2d77b7b804ad391a5f5d97870952548e"
+  integrity sha512-skZcHYw2vEX4bw90nAr2iTTsz6x2SrHEnfxgKYmZlvJYBEZrvbKtobJWlQ20zczKb3bsHHXXTYt48zBA7ni9cw==
+
 set-blocking@^2.0.0, set-blocking@~2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
@@ -7669,7 +7702,7 @@ supports-color@^6.1.0:
   dependencies:
     has-flag "^3.0.0"
 
-supports-color@^7.1.0:
+supports-color@^7.0.0, supports-color@^7.1.0:
   version "7.1.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-7.1.0.tgz#68e32591df73e25ad1c4b49108a2ec507962bfd1"
   integrity sha512-oRSIpR8pxT1Wr2FquTNnGet79b3BWljqOuoW/h4oBhxJ/HUbX5nX6JSruTkvXDCFMwDPvsaTTbvMLKZWSy0R5g==
@@ -7733,10 +7766,10 @@ term-size@^1.2.0:
   dependencies:
     execa "^0.7.0"
 
-terser@^4.1.0:
-  version "4.4.2"
-  resolved "https://registry.yarnpkg.com/terser/-/terser-4.4.2.tgz#448fffad0245f4c8a277ce89788b458bfd7706e8"
-  integrity sha512-Uufrsvhj9O1ikwgITGsZ5EZS6qPokUOkCegS7fYOdGTv+OA90vndUbU6PEjr5ePqHfNUbGyMO7xyIZv2MhsALQ==
+terser@^4.7.0:
+  version "4.7.0"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-4.7.0.tgz#15852cf1a08e3256a80428e865a2fa893ffba006"
+  integrity sha512-Lfb0RiZcjRDXCC3OSHJpEkxJ9Qeqs6mp2v4jf2MHfy8vGERmVDuvjXdd/EnP5Deme5F2yBRBymKmKHCBg2echw==
   dependencies:
     commander "^2.20.0"
     source-map "~0.6.1"