diff --git a/package.json b/package.json
index f39cf8200f8..57246ab1f74 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,7 @@
     "jquery": "2.2.2",
     "js-cookie": "2.2.1",
     "less": "^3.12.2",
-    "less-loader": "^8.0.0",
+    "less-loader": "^12.3.0",
     "lodash": "^4.17.19",
     "marked": "0.7.0",
     "mini-css-extract-plugin": "^1.3.9",
diff --git a/yarn.lock b/yarn.lock
index ed7f648cfa2..4511a31cdc9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9865,6 +9865,11 @@ left-pad@^1.3.0:
   resolved "https://registry.yarnpkg.com/left-pad/-/left-pad-1.3.0.tgz#5b8a3a7765dfe001261dde915589e782f8c94d1e"
   integrity sha512-XI5MPzVNApjAyhQzphX8BkmKsKUxD4LdyK24iZeQGinBN9yTQT3bFlCBy/aVx2HrNcqQGsdot8ghrjyrvMCoEA==
 
+less-loader@^12.3.0:
+  version "12.3.0"
+  resolved "https://registry.yarnpkg.com/less-loader/-/less-loader-12.3.0.tgz#d4a00361568be86a97da3df4f16954b0d4c15340"
+  integrity sha512-0M6+uYulvYIWs52y0LqN4+QM9TqWAohYSNTo4htE8Z7Cn3G/qQMEmktfHmyJT23k+20kU9zHH2wrfFXkxNLtVw==
+
 less-loader@^8.0.0:
   version "8.0.0"
   resolved "https://registry.yarnpkg.com/less-loader/-/less-loader-8.0.0.tgz#cd7f10e3c13ca8f71244a11ee396405ae3ce9c82"