diff --git a/example/yarn.lock b/example/yarn.lock
index 67441f9..a02a2f3 100644
--- a/example/yarn.lock
+++ b/example/yarn.lock
@@ -2213,8 +2213,8 @@ buffer-fill@^1.0.0:
   resolved "https://registry.yarnpkg.com/buffer-fill/-/buffer-fill-1.0.0.tgz#f8f78b76789888ef39f205cd637f68e702122b2c"
 
 buffer-from@^1.0.0:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.1.tgz#32713bc028f75c02fdb710d7c7bcec1f2c6070ef"
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.2.tgz#2b146a6fd72e80b4f55d255f35ed59a3a9a41bd5"
 
 buffer-indexof@^1.0.0:
   version "1.1.1"
@@ -2641,8 +2641,8 @@ commander@2.17.1, commander@2.17.x:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.17.1.tgz#bd77ab7de6de94205ceacc72f1716d29f20a77bf"
 
 commander@^2.18.0, commander@^2.19.0, commander@^2.20.0, commander@^2.9.0:
-  version "2.20.1"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.1.tgz#3863ce3ca92d0831dcf2a102f5fb4b5926afd0f9"
+  version "2.20.3"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
 
 commander@~2.13.0:
   version "2.13.0"
@@ -9243,8 +9243,8 @@ source-map-support@0.5.9:
     source-map "^0.6.0"
 
 source-map-support@^0.5.9, source-map-support@~0.5.12:
-  version "0.5.13"
-  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.13.tgz#31b24a9c2e73c2de85066c0feb7d44767ed52932"
+  version "0.5.21"
+  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.21.tgz#04fe7c7f9e1ed2d662233c28cb2b35b9f63f6e4f"
   dependencies:
     buffer-from "^1.0.0"
     source-map "^0.6.0"
@@ -9694,8 +9694,8 @@ terser-webpack-plugin@^1.2.3:
     worker-farm "^1.7.0"
 
 terser@^4.1.2:
-  version "4.3.4"
-  resolved "https://registry.yarnpkg.com/terser/-/terser-4.3.4.tgz#ad91bade95619e3434685d69efa621a5af5f877d"
+  version "4.8.1"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-4.8.1.tgz#a00e5634562de2239fd404c649051bf6fc21144f"
   dependencies:
     commander "^2.20.0"
     source-map "~0.6.1"