diff --git a/package.json b/package.json
index 9d4a216..3b96729 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "@babel/core": "^7.7.4",
     "rollup": "^1.27.8",
     "rollup-plugin-babel": "^4.3.3",
-    "rollup-plugin-terser": "^5.1.2",
+    "rollup-plugin-terser": "^6.0.0",
     "rollup-plugin-typescript2": "^0.27.0",
     "rollup-pluginutils": "^2.8.2",
     "tslib": "^1.10.0",
diff --git a/yarn.lock b/yarn.lock
index d32e70f..e6385eb 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@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.7.4.tgz#37e864532200cb6b50ee9a4045f5f817840166ab"
@@ -69,6 +76,11 @@
   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"
@@ -87,6 +99,15 @@
     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@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.7.4.tgz#75ab2d7110c2cf2fa949959afb05fa346d2231bb"
@@ -265,13 +286,18 @@ has-flag@^3.0.0:
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
   integrity sha1-tdRU3CGZriJWmfNGfloH87lVuv0=
 
-jest-worker@^24.6.0:
-  version "24.9.0"
-  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-24.9.0.tgz#5dbfdb5b2d322e98567898238a9697bcce67b3e5"
-  integrity sha512-51PE4haMSXcHohnSMdM42anbvZANYTqMrr52tVKPqqsPJMzoP6FYYDVqahX/HrAoKEKz3uUPzSvKs9A3qR4iVw==
+has-flag@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-4.0.0.tgz#944771fd9c81c81265c4d6941860da06bb59479b"
+  integrity sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==
+
+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 "^6.1.0"
+    supports-color "^7.0.0"
 
 js-tokens@^4.0.0:
   version "4.0.0"
@@ -389,16 +415,15 @@ rollup-plugin-babel@^4.3.3:
     "@babel/helper-module-imports" "^7.0.0"
     rollup-pluginutils "^2.8.1"
 
-rollup-plugin-terser@^5.1.2:
-  version "5.1.2"
-  resolved "https://registry.yarnpkg.com/rollup-plugin-terser/-/rollup-plugin-terser-5.1.2.tgz#3e41256205cb75f196fc70d4634227d1002c255c"
-  integrity sha512-sWKBCOS+vUkRtHtEiJPAf+WnBqk/C402fBD9AVHxSIXMqjsY7MnYWKYEUqGixtr0c8+1DjzUEPlNgOYQPVrS1g==
+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 "^1.7.0"
-    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@^0.27.0:
   version "0.27.0"
@@ -442,10 +467,10 @@ semver@^6.0.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
   integrity sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==
 
-serialize-javascript@^1.7.0:
-  version "1.9.1"
-  resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-1.9.1.tgz#cfc200aef77b600c47da9bb8149c943e798c2fdb"
-  integrity sha512-0Vb/54WJ6k5v8sSWN09S0ora+Hnr+cX40r9F170nT+mSkaxltoE/7R3OrIdBSUv1OoiobH1QoWQbCnAO+e8J1A==
+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==
 
 source-map-support@~0.5.12:
   version "0.5.16"
@@ -472,17 +497,17 @@ supports-color@^5.3.0:
   dependencies:
     has-flag "^3.0.0"
 
-supports-color@^6.1.0:
-  version "6.1.0"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-6.1.0.tgz#0764abc69c63d5ac842dd4867e8d025e880df8f3"
-  integrity sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==
+supports-color@^7.0.0:
+  version "7.1.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-7.1.0.tgz#68e32591df73e25ad1c4b49108a2ec507962bfd1"
+  integrity sha512-oRSIpR8pxT1Wr2FquTNnGet79b3BWljqOuoW/h4oBhxJ/HUbX5nX6JSruTkvXDCFMwDPvsaTTbvMLKZWSy0R5g==
   dependencies:
-    has-flag "^3.0.0"
+    has-flag "^4.0.0"
 
-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"