diff --git a/frontend/firebase/functions/yarn.lock b/frontend/firebase/functions/yarn.lock
index e2fea93..999dcb8 100644
--- a/frontend/firebase/functions/yarn.lock
+++ b/frontend/firebase/functions/yarn.lock
@@ -333,10 +333,10 @@ ascli@~1:
     optjs "~3.2.2"
 
 async@^2.0.1:
-  version "2.6.2"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.6.2.tgz#18330ea7e6e313887f5d2f2a904bac6fe4dd5381"
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
   dependencies:
-    lodash "^4.17.11"
+    lodash "^4.17.14"
 
 balanced-match@^1.0.0:
   version "1.0.0"
@@ -1042,9 +1042,9 @@ lodash.once@^4.0.0:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/lodash.once/-/lodash.once-4.1.1.tgz#0dd3971213c7c56df880977d504c88fb471a97ac"
 
-lodash@^4.17.11, lodash@^4.6.1:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
+lodash@^4.17.14, lodash@^4.6.1:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 long@^4.0.0:
   version "4.0.0"