diff --git a/yarn.lock b/yarn.lock
index 84cfe1b..aadc1a0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1273,6 +1273,7 @@ esprima@^2.6.0:
 esprima@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.1.tgz#13b04cdb3e6c5d19df91ab6987a8695619b0aa71"
+  integrity sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A==
 
 esprima@~3.1.0:
   version "3.1.3"
@@ -2080,9 +2081,9 @@ js-yaml@3.4.5:
     esprima "^2.6.0"
 
 js-yaml@^3.14.1:
-  version "3.14.1"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.14.1.tgz#dae812fdb3825fa306609a8717383c50c36a0537"
-  integrity sha512-okMH7OXXJ7YrN9Ok3/SXrnu4iX9yOk+25nqX4imS2npuvTYDmo/QEZoqwZkYaIDk3jVvBOTOIEgEhaLOynBS9g==
+  version "3.15.0"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.15.0.tgz#586e5214eafe3e893756a41e979b50d89d3e4a67"
+  integrity sha512-ttBQIIQPDeLjpPOohtUdXuXUVoA2uIB6fEH9HyJ7234s5mBJ5wTx20njxplLZQgLaOfpmPQA7X2t5AX6tIPbog==
   dependencies:
     argparse "^1.0.7"
     esprima "^4.0.0"
@@ -3367,6 +3368,7 @@ split-string@^3.0.1, split-string@^3.0.2:
 sprintf-js@~1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
+  integrity sha512-D9cPgkvLlV3t3IzL0D0YLvGA9Ahk4PcvVwUbN0dSGr1aP0Nrt4AEnTUbuGvquEC0mA64Gqt1fzirlRs5ibXx8g==
 
 stable@~0.1.3:
   version "0.1.8"