diff --git a/yarn.lock b/yarn.lock
index bc9a246c9..657268ca3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2593,6 +2593,10 @@ domhandler@^2.3.0:
   dependencies:
     domelementtype "1"
 
+dompurify@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-1.0.3.tgz#3f2f6ecb6ecd27599a506b410ff47d6eb90fd05d"
+
 domutils@1.5, domutils@1.5.1:
   version "1.5.1"
   resolved "https://registry.yarnpkg.com/domutils/-/domutils-1.5.1.tgz#dcd8488a26f563d61079e48c9f7b7e32373682cf"
@@ -6882,6 +6886,10 @@ pbkdf2@^3.0.3:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
+pell@^0.7.0:
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/pell/-/pell-0.7.0.tgz#46b3fcdfa8dd7e5999f73c550a337ecc80193dcc"
+
 pend@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/pend/-/pend-1.2.0.tgz#7a57eb550a6783f9115331fcf4663d5c8e007a50"