diff --git a/backend/yarn.lock b/backend/yarn.lock
index 5f8f9f7..232061e 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -1875,8 +1875,8 @@ async-limiter@~1.0.0:
   resolved "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz#dd379e94f0db8310b08291f9d64c3209766617fd"
 
 async@^2.1.2, async@^2.4.1:
-  version "2.6.3"
-  resolved "https://registry.npmjs.org/async/-/async-2.6.3.tgz#d72625e2344a3656e3a3ad4fa749fa83299d82ff"
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
   dependencies:
     lodash "^4.17.14"
 
@@ -5052,8 +5052,8 @@ lodash.uniq@^4.5.0:
   resolved "https://registry.npmjs.org/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
 
 lodash@^4.17.11, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.4, lodash@^4.3.0:
-  version "4.17.20"
-  resolved "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 log-symbols@^2.1.0, log-symbols@^2.2.0:
   version "2.2.0"