diff --git a/packages/angular_devkit/build_angular/package.json b/packages/angular_devkit/build_angular/package.json
index b99e59635080..fe6d5523c3e9 100644
--- a/packages/angular_devkit/build_angular/package.json
+++ b/packages/angular_devkit/build_angular/package.json
@@ -55,7 +55,7 @@
     "stylus-loader": "3.0.2",
     "tree-kill": "1.2.1",
     "terser": "4.3.8",
-    "terser-webpack-plugin": "2.1.0",
+    "terser-webpack-plugin": "2.1.2",
     "webpack": "4.41.0",
     "webpack-dev-middleware": "3.7.2",
     "webpack-dev-server": "3.8.2",
diff --git a/yarn.lock b/yarn.lock
index df2d547b5651..340da7bf87af 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2509,7 +2509,7 @@ bytes@3.1.0:
   resolved "https://registry.yarnpkg.com/bytes/-/bytes-3.1.0.tgz#f6cf7933a360e0588fa9fde85651cdc7f805d1f6"
   integrity sha512-zauLjrfCG+xvoyaqLoV8bLVXXNGC4JqlxFCutSDWA6fJrTo2ZuvLYTqZ7aHBLZSMOopbzwv8f+wZcVzfVTI2Dg==
 
-cacache@13.0.1:
+cacache@13.0.1, cacache@^13.0.0:
   version "13.0.1"
   resolved "https://registry.yarnpkg.com/cacache/-/cacache-13.0.1.tgz#a8000c21697089082f85287a1aec6e382024a71c"
   integrity sha512-5ZvAxd05HDDU+y9BVvcqYu2LLXmPnQ0hW62h32g4xBTgL/MppR4/04NHfj/ycM2y6lmTnbw6HVi+1eN0Psba6w==
@@ -2553,7 +2553,7 @@ cacache@^11.3.3:
     unique-filename "^1.1.1"
     y18n "^4.0.0"
 
-cacache@^12.0.0, cacache@^12.0.2, cacache@^12.0.3:
+cacache@^12.0.0, cacache@^12.0.2:
   version "12.0.3"
   resolved "https://registry.yarnpkg.com/cacache/-/cacache-12.0.3.tgz#be99abba4e1bf5df461cd5a2c1071fc432573390"
   integrity sha512-kqdmfXEGFepesTuROHMs3MpFLWrPkSSpRqOw80RCflZXy/khxaArvFrQ7uJxSUduzAufc6G0g1VUCOZXxWavPw==
@@ -2658,12 +2658,7 @@ camelcase@^5.0.0, camelcase@^5.3.1:
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-5.3.1.tgz#e3c9b31569e106811df242f715725a1f4c494320"
   integrity sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==
 
-caniuse-lite@1.0.30000999:
-  version "1.0.30000999"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000999.tgz#427253a69ad7bea4aa8d8345687b8eec51ca0e43"
-  integrity sha512-1CUyKyecPeksKwXZvYw0tEoaMCo/RwBlXmEtN5vVnabvO0KPd9RQLcaAuR9/1F+KDMv6esmOFWlsXuzDk+8rxg==
-
-caniuse-lite@^1.0.30000980, caniuse-lite@^1.0.30000989, caniuse-lite@^1.0.30000998:
+caniuse-lite@1.0.30000999, caniuse-lite@^1.0.30000980, caniuse-lite@^1.0.30000989, caniuse-lite@^1.0.30000998:
   version "1.0.30000999"
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000999.tgz#427253a69ad7bea4aa8d8345687b8eec51ca0e43"
   integrity sha512-1CUyKyecPeksKwXZvYw0tEoaMCo/RwBlXmEtN5vVnabvO0KPd9RQLcaAuR9/1F+KDMv6esmOFWlsXuzDk+8rxg==
@@ -9131,7 +9126,7 @@ schema-utils@^1.0.0:
     ajv-errors "^1.0.0"
     ajv-keywords "^3.1.0"
 
-schema-utils@^2.0.0, schema-utils@^2.0.1, schema-utils@^2.1.0, schema-utils@^2.2.0:
+schema-utils@^2.0.0, schema-utils@^2.0.1, schema-utils@^2.1.0, schema-utils@^2.4.1:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-2.4.1.tgz#e89ade5d056dc8bcaca377574bb4a9c4e1b8be56"
   integrity sha512-RqYLpkPZX5Oc3fw/kHHHyP56fg5Y+XBpIpV8nCg0znIALfq3OH+Ea9Hfeac9BAMwG5IICltiZ0vxFvJQONfA5w==
@@ -10051,18 +10046,18 @@ term-size@^1.2.0:
   dependencies:
     execa "^0.7.0"
 
-terser-webpack-plugin@2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/terser-webpack-plugin/-/terser-webpack-plugin-2.1.0.tgz#b9cee799a2da2bce788540c3738e081b6db28d8a"
-  integrity sha512-sZs43FVvNTqHp5hTkTSIC3XKB7rEC2FCbx9Uv0rM7D4iJsbTA1Q84tiaRYSSKSojBe6LCONX44RF73AEHGasvw==
+terser-webpack-plugin@2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/terser-webpack-plugin/-/terser-webpack-plugin-2.1.2.tgz#2b9b8147a6f18918348200800cf9560c50f701bb"
+  integrity sha512-MF/C4KABwqYOfRDi87f7gG07GP7Wj/kyiX938UxIGIO6l5mkh8XJL7xtS0hX/CRdVQaZI7ThGUPZbznrCjsGpg==
   dependencies:
-    cacache "^12.0.3"
+    cacache "^13.0.0"
     find-cache-dir "^3.0.0"
     jest-worker "^24.9.0"
-    schema-utils "^2.2.0"
+    schema-utils "^2.4.1"
     serialize-javascript "^2.1.0"
     source-map "^0.6.1"
-    terser "^4.3.1"
+    terser "^4.3.4"
     webpack-sources "^1.4.3"
 
 terser-webpack-plugin@^1.4.1:
@@ -10080,16 +10075,7 @@ terser-webpack-plugin@^1.4.1:
     webpack-sources "^1.4.0"
     worker-farm "^1.7.0"
 
-terser@4.3.8:
-  version "4.3.8"
-  resolved "https://registry.yarnpkg.com/terser/-/terser-4.3.8.tgz#707f05f3f4c1c70c840e626addfdb1c158a17136"
-  integrity sha512-otmIRlRVmLChAWsnSFNO0Bfk6YySuBp6G9qrHiJwlLDd4mxe2ta4sjI7TzIR+W1nBMjilzrMcPOz9pSusgx3hQ==
-  dependencies:
-    commander "^2.20.0"
-    source-map "~0.6.1"
-    source-map-support "~0.5.12"
-
-terser@^4.1.2, terser@^4.3.1:
+terser@4.3.8, terser@^4.1.2, terser@^4.3.4:
   version "4.3.8"
   resolved "https://registry.yarnpkg.com/terser/-/terser-4.3.8.tgz#707f05f3f4c1c70c840e626addfdb1c158a17136"
   integrity sha512-otmIRlRVmLChAWsnSFNO0Bfk6YySuBp6G9qrHiJwlLDd4mxe2ta4sjI7TzIR+W1nBMjilzrMcPOz9pSusgx3hQ==