diff --git a/bigcode-astgen/javascript/yarn.lock b/bigcode-astgen/javascript/yarn.lock
index 1fbbaee..30cf44a 100644
--- a/bigcode-astgen/javascript/yarn.lock
+++ b/bigcode-astgen/javascript/yarn.lock
@@ -697,8 +697,8 @@ lodash.keys@^3.0.0:
     lodash.isarray "^3.0.0"
 
 lodash@^4.14.0, lodash@^4.17.4, lodash@^4.3.0:
-  version "4.17.4"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
+  version "4.17.19"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
 
 lru-cache@^4.0.1:
   version "4.1.1"