diff --git a/package.json b/package.json
index 979e21c..a9978ca 100644
--- a/package.json
+++ b/package.json
@@ -60,7 +60,7 @@
     }
   },
   "dependencies": {
-    "async": "^2.6.0",
+    "async": "^2.6.4",
     "bootstrap": "^4.1.0",
     "bootstrap-vue": "^2.0.0-rc.8",
     "chart.js": "^2.7.2",
diff --git a/yarn.lock b/yarn.lock
index 9f108a7..2200d13 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -599,11 +599,11 @@ async@1.x, async@^1.4.0, async@^1.5.2:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
-async@^2.0.0, async@^2.6.0, async@~2.6.0:
-  version "2.6.0"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.6.0.tgz#61a29abb6fcc026fea77e56d1c6ec53a795951f4"
+async@^2.0.0, async@^2.6.4, async@~2.6.0:
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
   dependencies:
-    lodash "^4.14.0"
+    lodash "^4.17.14"
 
 async@~0.2.6:
   version "0.2.10"
@@ -6070,9 +6070,9 @@ lodash.uniq@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
 
-lodash@^4.0.0, lodash@^4.14.0, lodash@^4.15.0, lodash@^4.17.0, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.0, lodash@^4.3.0, lodash@^4.5.0, lodash@^4.8.0, lodash@~4.17.4:
-  version "4.17.10"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
+lodash@^4.0.0, lodash@^4.15.0, lodash@^4.17.0, lodash@^4.17.14, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.0, lodash@^4.3.0, lodash@^4.5.0, lodash@^4.8.0, lodash@~4.17.4:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 log-symbols@^2.1.0:
   version "2.2.0"