diff --git a/pdf-wrap/package.json b/pdf-wrap/package.json
index aaf2650..a737feb 100644
--- a/pdf-wrap/package.json
+++ b/pdf-wrap/package.json
@@ -63,7 +63,7 @@
     "mocha": "^7.0.0",
     "resolve": "^1.17.0",
     "rxjs": "^6.5.4",
-    "terser": "^4.6.3",
+    "terser": "^4.8.1",
     "ts-mockito": "^2.5.0",
     "typedoc": "^0.16.6",
     "typescript": "^3.7.4",
diff --git a/yarn.lock b/yarn.lock
index 5a1141a..14e804b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7038,10 +7038,10 @@ terser-webpack-plugin@^1.4.3:
     webpack-sources "^1.4.0"
     worker-farm "^1.7.0"
 
-terser@^4.1.2, terser@^4.6.12, terser@^4.6.3:
-  version "4.7.0"
-  resolved "https://registry.yarnpkg.com/terser/-/terser-4.7.0.tgz#15852cf1a08e3256a80428e865a2fa893ffba006"
-  integrity sha512-Lfb0RiZcjRDXCC3OSHJpEkxJ9Qeqs6mp2v4jf2MHfy8vGERmVDuvjXdd/EnP5Deme5F2yBRBymKmKHCBg2echw==
+terser@^4.1.2, terser@^4.6.12, terser@^4.8.1:
+  version "4.8.1"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-4.8.1.tgz#a00e5634562de2239fd404c649051bf6fc21144f"
+  integrity sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==
   dependencies:
     commander "^2.20.0"
     source-map "~0.6.1"