diff --git a/package-lock.json b/package-lock.json
index f02af4b..a2d5121 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2791,11 +2791,12 @@
             "dev": true
         },
         "jest-worker": {
-            "version": "26.1.0",
-            "resolved": "https://registry.npmjs.org/jest-worker/-/jest-worker-26.1.0.tgz",
-            "integrity": "sha512-Z9P5pZ6UC+kakMbNJn+tA2RdVdNX5WH1x+5UCBZ9MxIK24pjYtFt96fK+UwBTrjLYm232g1xz0L3eTh51OW+yQ==",
+            "version": "26.3.0",
+            "resolved": "https://registry.npmjs.org/jest-worker/-/jest-worker-26.3.0.tgz",
+            "integrity": "sha512-Vmpn2F6IASefL+DVBhPzI2J9/GJUsqzomdeN+P+dK8/jKxbh8R3BtFnx3FIta7wYlPU62cpJMJQo4kuOowcMnw==",
             "dev": true,
             "requires": {
+                "@types/node": "*",
                 "merge-stream": "^2.0.0",
                 "supports-color": "^7.0.0"
             },
@@ -3195,9 +3196,9 @@
             }
         },
         "minipass-pipeline": {
-            "version": "1.2.3",
-            "resolved": "https://registry.npmjs.org/minipass-pipeline/-/minipass-pipeline-1.2.3.tgz",
-            "integrity": "sha512-cFOknTvng5vqnwOpDsZTWhNll6Jf8o2x+/diplafmxpuIymAjzoOolZG0VvQf3V2HgqzJNhnuKHYp2BqDgz8IQ==",
+            "version": "1.2.4",
+            "resolved": "https://registry.npmjs.org/minipass-pipeline/-/minipass-pipeline-1.2.4.tgz",
+            "integrity": "sha512-xuIq7cIOt09RPRJ19gdi4b+RiNvDFYe5JH+ggNvBqGqpQXcru3PcRmOZuHBKWK1Txf9+cQ+HMVN4d6z46LZP7A==",
             "dev": true,
             "requires": {
                 "minipass": "^3.0.0"
@@ -4761,19 +4762,19 @@
             }
         },
         "terser-webpack-plugin": {
-            "version": "3.0.8",
-            "resolved": "https://registry.npmjs.org/terser-webpack-plugin/-/terser-webpack-plugin-3.0.8.tgz",
-            "integrity": "sha512-ygwK8TYMRTYtSyLB2Mhnt90guQh989CIq/mL/2apwi6rA15Xys4ydNUiH4ah6EZCfQxSk26ZFQilZ4IQ6IZw6A==",
+            "version": "4.1.0",
+            "resolved": "https://registry.npmjs.org/terser-webpack-plugin/-/terser-webpack-plugin-4.1.0.tgz",
+            "integrity": "sha512-0ZWDPIP8BtEDZdChbufcXUigOYk6dOX/P/X0hWxqDDcVAQLb8Yy/0FAaemSfax3PAA67+DJR778oz8qVbmy4hA==",
             "dev": true,
             "requires": {
                 "cacache": "^15.0.5",
                 "find-cache-dir": "^3.3.1",
-                "jest-worker": "^26.1.0",
+                "jest-worker": "^26.3.0",
                 "p-limit": "^3.0.2",
                 "schema-utils": "^2.6.6",
                 "serialize-javascript": "^4.0.0",
                 "source-map": "^0.6.1",
-                "terser": "^4.8.0",
+                "terser": "^5.0.0",
                 "webpack-sources": "^1.4.3"
             },
             "dependencies": {
@@ -4811,6 +4812,17 @@
                     "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
                     "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
                     "dev": true
+                },
+                "terser": {
+                    "version": "5.0.0",
+                    "resolved": "https://registry.npmjs.org/terser/-/terser-5.0.0.tgz",
+                    "integrity": "sha512-olH2DwGINoSuEpSGd+BsPuAQaA3OrHnHnFL/rDB2TVNc3srUbz/rq/j2BlF4zDXI+JqAvGr86bIm1R2cJgZ3FA==",
+                    "dev": true,
+                    "requires": {
+                        "commander": "^2.20.0",
+                        "source-map": "~0.6.1",
+                        "source-map-support": "~0.5.12"
+                    }
                 }
             }
         },
diff --git a/package.json b/package.json
index c0cbd13..6d74833 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
         "prettier": "^2.0.5",
         "reflect-metadata": "^0.1.13",
         "replace-in-file-webpack-plugin": "^1.0.6",
-        "terser-webpack-plugin": "^3.0.8",
+        "terser-webpack-plugin": "^4.1.0",
         "tfx-cli": "^0.8.1",
         "ts-loader": "^8.0.2",
         "typescript": "^3.9.7",