diff --git a/yarn.lock b/yarn.lock
index 582667a..dabb368 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2842,7 +2842,7 @@ event-emitter@~0.3.5:
 
 event-stream@~3.3.0:
   version "3.3.4"
-  resolved "http://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
+  resolved "https://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
   dependencies:
     duplexer "~0.1.1"
     from "~0"
@@ -3880,10 +3880,6 @@ ignore-walk@^3.0.1:
   dependencies:
     minimatch "^3.0.4"
 
-immutable-lens@^0.4.1:
-  version "0.4.1"
-  resolved "https://registry.yarnpkg.com/immutable-lens/-/immutable-lens-0.4.1.tgz#fef3e3061a1b279abc104011c3cdbfab1d8f3597"
-
 import-lazy@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/import-lazy/-/import-lazy-2.1.0.tgz#05698e3d45c88e8d7e9d92cb0584e77f096f3e43"
@@ -6557,8 +6553,8 @@ qs@6.5.1, qs@~6.5.1:
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.1.tgz#349cdf6eef89ec45c12d7d5eb3fc0c870343a6d8"
 
 qs@~6.4.0:
-  version "6.4.0"
-  resolved "https://registry.yarnpkg.com/qs/-/qs-6.4.0.tgz#13e26d28ad6b0ffaa91312cd3bf708ed351e7233"
+  version "6.4.1"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.4.1.tgz#2bad97710a5b661c366b378b1e3a44a592ff45e6"
 
 query-string@^4.1.0:
   version "4.3.4"