diff --git a/themes/2017/yarn.lock b/themes/2017/yarn.lock
index 7d461793..abe7e381 100644
--- a/themes/2017/yarn.lock
+++ b/themes/2017/yarn.lock
@@ -4232,8 +4232,8 @@ lodash.memoize@^4.1.2:
   resolved "https://registry.yarnpkg.com/lodash.memoize/-/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
 
 lodash.mergewith@^4.6.0:
-  version "4.6.1"
-  resolved "https://registry.yarnpkg.com/lodash.mergewith/-/lodash.mergewith-4.6.1.tgz#639057e726c3afbdb3e7d42741caa8d6e4335927"
+  version "4.6.2"
+  resolved "https://registry.yarnpkg.com/lodash.mergewith/-/lodash.mergewith-4.6.2.tgz#617121f89ac55f59047c7aec1ccd6654c6590f55"
 
 lodash.restparam@^3.0.0:
   version "3.6.1"