diff --git a/yarn.lock b/yarn.lock
index e8ae2db..3205b41 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -495,11 +495,11 @@ concat-map@0.0.1:
   integrity sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=
 
 concat-with-sourcemaps@*:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/concat-with-sourcemaps/-/concat-with-sourcemaps-1.0.4.tgz#f55b3be2aeb47601b10a2d5259ccfb70fd2f1dd6"
-  integrity sha1-9Vs74q60dgGxCi1SWcz7cP0vHdY=
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/concat-with-sourcemaps/-/concat-with-sourcemaps-1.1.0.tgz#d4ea93f05ae25790951b99e7b3b09e3908a4082e"
+  integrity sha512-4gEjHJFT9e+2W/77h/DS5SGUgwDaOwprX8L/gl5+3ixnzkVJJsZWDSelmN3Oilw3LNDZjZV0yqH1hLG3k6nghg==
   dependencies:
-    source-map "^0.5.1"
+    source-map "^0.6.1"
 
 connect-history-api-fallback@^1.1.0:
   version "1.3.0"
@@ -2873,6 +2873,11 @@ source-map@0.5.x, source-map@^0.5.1, source-map@^0.5.3, source-map@~0.5.1:
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.6.tgz#75ce38f52bf0733c5a7f0c118d81334a2bb5f412"
   integrity sha1-dc449SvwczxafwwRjYEzSiu19BI=
 
+source-map@^0.6.1:
+  version "0.6.1"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
+  integrity sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==
+
 sparkles@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/sparkles/-/sparkles-1.0.0.tgz#1acbbfb592436d10bbe8f785b7cc6f82815012c3"