diff --git a/package.json b/package.json
index b1ade785a2..7ab47703c9 100644
--- a/package.json
+++ b/package.json
@@ -218,7 +218,7 @@
     "symbol-observable": "3.0.0",
     "tar": "^6.0.0",
     "temp": "^0.9.0",
-    "terser": "5.5.1",
+    "terser": "5.6.0",
     "terser-webpack-plugin": "4.2.3",
     "text-table": "0.2.0",
     "through2": "^4.0.0",
diff --git a/packages/angular_devkit/build_angular/package.json b/packages/angular_devkit/build_angular/package.json
index 5bec7bbf63..31c9483926 100644
--- a/packages/angular_devkit/build_angular/package.json
+++ b/packages/angular_devkit/build_angular/package.json
@@ -66,7 +66,7 @@
     "style-loader": "2.0.0",
     "stylus": "0.54.8",
     "stylus-loader": "4.3.3",
-    "terser": "5.5.1",
+    "terser": "5.6.0",
     "terser-webpack-plugin": "4.2.3",
     "text-table": "0.2.0",
     "tree-kill": "1.2.2",
diff --git a/yarn.lock b/yarn.lock
index 43b91eff9c..095cdf4094 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -11760,10 +11760,10 @@ terser-webpack-plugin@^1.4.3:
     webpack-sources "^1.4.0"
     worker-farm "^1.7.0"
 
-terser@5.5.1, terser@^5.3.4, terser@^5.5.1:
-  version "5.5.1"
-  resolved "https://registry.yarnpkg.com/terser/-/terser-5.5.1.tgz#540caa25139d6f496fdea056e414284886fb2289"
-  integrity sha512-6VGWZNVP2KTUcltUQJ25TtNjx/XgdDsBDKGt8nN0MpydU36LmbPPcMBd2kmtZNNGVVDLg44k7GKeHHj+4zPIBQ==
+terser@5.6.0:
+  version "5.6.0"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-5.6.0.tgz#138cdf21c5e3100b1b3ddfddf720962f88badcd2"
+  integrity sha512-vyqLMoqadC1uR0vywqOZzriDYzgEkNJFK4q9GeyOBHIbiECHiWLKcWfbQWAUaPfxkjDhapSlZB9f7fkMrvkVjA==
   dependencies:
     commander "^2.20.0"
     source-map "~0.7.2"
@@ -11778,6 +11778,15 @@ terser@^4.1.2:
     source-map "~0.6.1"
     source-map-support "~0.5.12"
 
+terser@^5.3.4, terser@^5.5.1:
+  version "5.5.1"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-5.5.1.tgz#540caa25139d6f496fdea056e414284886fb2289"
+  integrity sha512-6VGWZNVP2KTUcltUQJ25TtNjx/XgdDsBDKGt8nN0MpydU36LmbPPcMBd2kmtZNNGVVDLg44k7GKeHHj+4zPIBQ==
+  dependencies:
+    commander "^2.20.0"
+    source-map "~0.7.2"
+    source-map-support "~0.5.19"
+
 test-exclude@^6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/test-exclude/-/test-exclude-6.0.0.tgz#04a8698661d805ea6fa293b6cb9e63ac044ef15e"