diff --git a/yarn.lock b/yarn.lock
index ae43175..f399d20 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1574,8 +1574,8 @@ css-selector-tokenizer@^0.7.0:
     regexpu-core "^1.0.0"
 
 css-what@2.1:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/css-what/-/css-what-2.1.0.tgz#9467d032c38cfaefb9f2d79501253062f87fa1bd"
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/css-what/-/css-what-2.1.3.tgz#a6d7604573365fe74686c3f311c56513d88285f2"
 
 cssesc@^0.1.0:
   version "0.1.0"
@@ -3040,6 +3040,7 @@ lcid@^1.0.0:
 
 leaflet@1.0.0-rc.3:
   version "1.0.0-rc.3"
+  resolved "https://registry.yarnpkg.com/leaflet/-/leaflet-1.0.0-rc.3.tgz#86680d76b9b2f474f38c75a544172df178674da3"
 
 less-loader@^4.0.5:
   version "4.0.5"