diff --git a/example/yarn.lock b/example/yarn.lock
index 368032db..5efb7bc2 100644
--- a/example/yarn.lock
+++ b/example/yarn.lock
@@ -1270,7 +1270,7 @@ base@^0.11.1:
     mixin-deep "^1.2.0"
     pascalcase "^0.1.1"
 
-basic-auth@~2.0.0:
+basic-auth@~2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/basic-auth/-/basic-auth-2.0.1.tgz#b998279bf47ce38344b4f3cf916d4679bbf51e3a"
   integrity sha512-NF+epuEdnUYVlGuhaxbbq+dvJttwLnGY+YixlXlME5KpQ5W3CnXA5cVTneY3SPbPDRkcjMbifrwmFYcClgOZeg==
@@ -1785,6 +1785,11 @@ depd@~1.1.2:
   resolved "https://registry.yarnpkg.com/depd/-/depd-1.1.2.tgz#9bcd52e14c097763e749b274c4346ed2e560b5a9"
   integrity sha1-m81S4UwJd2PnSbJ0xDRu0uVgtak=
 
+depd@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/depd/-/depd-2.0.0.tgz#b696163cc757560d09cf22cc8fad1571b79e76df"
+  integrity sha512-g7nH6P6dyDioJogAAGprGpCtVImJhpPk/roCzdb3fIh61/s/nPsfR6onyMwkCAR/OlC3yBC0lESvUoQEAssIrw==
+
 destroy@~1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/destroy/-/destroy-1.0.4.tgz#978857442c44749e4206613e37946205826abd80"
@@ -3478,15 +3483,15 @@ mkdirp@^0.5.0, mkdirp@^0.5.1:
     minimist "0.0.8"
 
 morgan@^1.9.0:
-  version "1.9.1"
-  resolved "https://registry.yarnpkg.com/morgan/-/morgan-1.9.1.tgz#0a8d16734a1d9afbc824b99df87e738e58e2da59"
-  integrity sha512-HQStPIV4y3afTiCYVxirakhlCfGkI161c76kKFca7Fk1JusM//Qeo1ej2XaMniiNeaZklMVrh3vTtIzpzwbpmA==
+  version "1.11.0"
+  resolved "https://registry.yarnpkg.com/morgan/-/morgan-1.11.0.tgz#98464b8538802f14e9e5374ebe23ac364cd617e8"
+  integrity sha512-zSkVu3t18r39pw4ixfBKvfZi3y2UOqr7d4WYwcj3m8nXpEQK4rPO6GLzs/CExoRgmX3y9EjmmcXqv6jq0SK46g==
   dependencies:
-    basic-auth "~2.0.0"
+    basic-auth "~2.0.1"
     debug "2.6.9"
-    depd "~1.1.2"
-    on-finished "~2.3.0"
-    on-headers "~1.0.1"
+    depd "~2.0.0"
+    on-finished "~2.4.1"
+    on-headers "~1.1.0"
 
 ms@2.0.0:
   version "2.0.0"
@@ -3748,11 +3753,23 @@ on-finished@~2.3.0:
   dependencies:
     ee-first "1.1.1"
 
-on-headers@~1.0.1, on-headers@~1.0.2:
+on-finished@~2.4.1:
+  version "2.4.1"
+  resolved "https://registry.yarnpkg.com/on-finished/-/on-finished-2.4.1.tgz#58c8c44116e54845ad57f14ab10b03533184ac3f"
+  integrity sha512-oVlzkg3ENAhCk2zdv7IJwd/QUD4z2RxRwpkcGY8psCVcCYZNq4wYnVWALHM+brtuJjePWiYF/ClmuDr8Ch5+kg==
+  dependencies:
+    ee-first "1.1.1"
+
+on-headers@~1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/on-headers/-/on-headers-1.0.2.tgz#772b0ae6aaa525c399e489adfad90c403eb3c28f"
   integrity sha512-pZAE+FJLoyITytdqK0U5s+FIpjN0JP3OzFi/u8Rx+EV5/W+JTWGXG8xFzevE7AjBfDqHv/8vL8qQsIhHnqRkrA==
 
+on-headers@~1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/on-headers/-/on-headers-1.1.0.tgz#59da4f91c45f5f989c6e4bcedc5a3b0aed70ff65"
+  integrity sha512-737ZY3yNnXy37FHkQxPzt4UZ2UWPWiCZWLvFZ4fu5cueciegX0zGPnrlY6bwRg4FdQOe9YU8MkmJwGhoMybl8A==
+
 once@^1.3.0, once@^1.3.1, once@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"