diff --git a/yarn.lock b/yarn.lock
index b8ab972..b0233b7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3,9 +3,9 @@
 
 
 "@protobufjs/utf8@^1.1.0":
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/@protobufjs/utf8/-/utf8-1.1.0.tgz#a777360b5b39a1a2e5106f8e858f2fd2d060c570"
-  integrity sha1-p3c2C1s5oaLlEG+OhY8v0tBgxXA=
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/@protobufjs/utf8/-/utf8-1.1.1.tgz#eaee5900122c110a3dbcb728c0597014a2621774"
+  integrity sha512-oOAWABowe8EAbMyWKM0tYDKi8Yaox52D+HWZhAIJqQXbqe0xI/GV7FhLWqlEKreMkfDjshR5FKgi3mnle0h6Eg==
 
 "assemblyscript@github:AssemblyScript/assemblyscript":
   version "0.7.0"