diff --git a/package-lock.json b/package-lock.json
index 4917fd3..bba82ba 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -58,7 +58,8 @@
     "@types/node": {
       "version": "12.12.5",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-12.12.5.tgz",
-      "integrity": "sha512-KEjODidV4XYUlJBF3XdjSH5FWoMCtO0utnhtdLf1AgeuZLOrRbvmU/gaRCVg7ZaQDjVf3l84egiY0mRNe5xE4A=="
+      "integrity": "sha512-KEjODidV4XYUlJBF3XdjSH5FWoMCtO0utnhtdLf1AgeuZLOrRbvmU/gaRCVg7ZaQDjVf3l84egiY0mRNe5xE4A==",
+      "dev": true
     },
     "abbrev": {
       "version": "1.1.1",
@@ -218,12 +219,12 @@
       "integrity": "sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c="
     },
     "async": {
-      "version": "2.6.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.2.tgz",
-      "integrity": "sha512-H1qVYh1MYhEEFLsP97cVKqCGo7KfCyTt6uEWqsTBr9SO84oK9Uwbyd/yCW+6rKJLHksBNUVWZDAjfS+Ccx0Bbg==",
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
       "dev": true,
       "requires": {
-        "lodash": "^4.17.11"
+        "lodash": "^4.17.14"
       }
     },
     "async-each": {