diff --git a/packages/polyform/yarn.lock b/packages/polyform/yarn.lock
index 815c871..900ff70 100644
--- a/packages/polyform/yarn.lock
+++ b/packages/polyform/yarn.lock
@@ -678,8 +678,8 @@ json5@^0.5.0:
   resolved "https://registry.yarnpkg.com/json5/-/json5-0.5.1.tgz#1eade7acc012034ad84e2396767ead9fa5495821"
 
 lodash@^4.17.4, lodash@^4.2.0:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
+  version "4.17.19"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
 
 loose-envify@^1.0.0:
   version "1.3.1"