diff --git a/demos/simple-service-worker/yarn.lock b/demos/simple-service-worker/yarn.lock
index da9e691..28ab915 100644
--- a/demos/simple-service-worker/yarn.lock
+++ b/demos/simple-service-worker/yarn.lock
@@ -834,9 +834,9 @@ json-stable-stringify-without-jsonify@^1.0.1:
   integrity sha1-nbe1lJatPzz+8wp1FC0tkwrXJlE=
 
 json5@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/json5/-/json5-1.0.1.tgz#779fb0018604fa854eacbf6252180d83543e3dbe"
-  integrity sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/json5/-/json5-1.0.2.tgz#63d98d60f21b313b77c4d6da18bfa69d80e1d593"
+  integrity sha512-g1MWMLBiz8FKi1e4w0UyVL3w+iJceWAFBAaBnnGKOpNa5f8TLktkbre1+s6oICydWAm+HRUGTmI+//xv2hvXYA==
   dependencies:
     minimist "^1.2.0"