diff --git a/package-lock.json b/package-lock.json
index 7ee8ef70..2f04e3a8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11098,13 +11098,14 @@
       }
     },
     "rollup-plugin-terser": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-terser/-/rollup-plugin-terser-2.0.2.tgz",
-      "integrity": "sha512-B+oXJLFrIyczYRUuq4I+cP1AQBvnvr5CFa6RN0mx1o8s6OrTmnRVBx4a8hk7eRY2Z00DE3jw4LxV3708gBQsdQ==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-terser/-/rollup-plugin-terser-3.0.0.tgz",
+      "integrity": "sha512-Ed9zRD7OoCBnh0XGlEAJle5TCUsFXMLClwKzZWnS1zbNO4MelHjfCSdFZxCAdH70M40nhZ1nRrY2GZQJhSMcjA==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "^7.0.0",
         "jest-worker": "^23.2.0",
+        "serialize-javascript": "^1.5.0",
         "terser": "^3.8.2"
       },
       "dependencies": {
@@ -11198,15 +11199,14 @@
       }
     },
     "rollup-plugin-uglify": {
-      "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-uglify/-/rollup-plugin-uglify-6.0.0.tgz",
-      "integrity": "sha512-XtzZd159QuOaXNvcxyBcbUCSoBsv5YYWK+7ZwUyujSmISst8avRfjWlp7cGu8T2O52OJnpEBvl+D4WLV1k1iQQ==",
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-uglify/-/rollup-plugin-uglify-5.0.2.tgz",
+      "integrity": "sha512-CRRyMgKjTwTx1GXnn+v1VYV+6De5NyPB1UBStsQIQ+asrxvP7dK43cg2pf1vyFNr/NIHGvfYAR9Yo4j+5ZMQsw==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "^7.0.0",
         "jest-worker": "^23.2.0",
-        "serialize-javascript": "^1.5.0",
-        "uglify-js": "^3.4.9"
+        "uglify-js": "^3.4.8"
       },
       "dependencies": {
         "@babel/code-frame": {
diff --git a/package.json b/package.json
index 09a36df8..4b0824bd 100644
--- a/package.json
+++ b/package.json
@@ -64,9 +64,9 @@
     "rollup-plugin-commonjs": "^9.1.4",
     "rollup-plugin-filesize": "^4.0.1",
     "rollup-plugin-node-resolve": "^3.3.0",
-    "rollup-plugin-terser": "^2.0.2",
+    "rollup-plugin-terser": "^3.0.0",
     "rollup-plugin-typescript2": "^0.17.0",
-    "rollup-plugin-uglify": "^6.0.0",
+    "rollup-plugin-uglify": "^5.0.2",
     "rollup": "^0.66.0",
     "ts-jest": "^23.0.1",
     "ts-loader": "^4.4.2",