diff --git a/yarn.lock b/yarn.lock
index 8da8cc9..4e4c46f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -214,9 +214,9 @@ locate-path@^3.0.0:
     path-exists "^3.0.0"
 
 lodash@^4.17.15:
-  version "4.17.20"
-  resolved "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz"
-  integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 map-age-cleaner@^0.1.1:
   version "0.1.3"
@@ -385,7 +385,7 @@ rxjs@^6.5.2:
   dependencies:
     tslib "^1.9.0"
 
-semver@^5.5.0, "semver@2 || 3 || 4 || 5":
+"semver@2 || 3 || 4 || 5", semver@^5.5.0:
   version "5.7.1"
   resolved "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz"
   integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==