diff --git a/package.json b/package.json
index b96b4ed76..4467455ee 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "is-url": "1.2.4",
     "jwt-decode": "3.1.2",
     "less": "4.2.0",
-    "less-loader": "7.3.0",
+    "less-loader": "9.1.0",
     "lodash.get": "4.4.2",
     "md2wx": "3.1.2",
     "omit.js": "2.0.2",
diff --git a/yarn.lock b/yarn.lock
index 714ac3382..706cce912 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9970,14 +9970,12 @@ lazy-val@^1.0.4, lazy-val@^1.0.5:
   resolved "https://registry.yarnpkg.com/lazy-val/-/lazy-val-1.0.5.tgz#6cf3b9f5bc31cee7ee3e369c0832b7583dcd923d"
   integrity sha512-0/BnGCCfyUMkBpeDgWihanIAF9JmZhHBgUhEqzvf+adhNGLoP6TaiI5oF8oyb3I45P+PcnrqihSf01M0l0G5+Q==
 
-less-loader@7.3.0:
-  version "7.3.0"
-  resolved "https://registry.yarnpkg.com/less-loader/-/less-loader-7.3.0.tgz#f9d6d36d18739d642067a05fb5bd70c8c61317e5"
-  integrity sha512-Mi8915g7NMaLlgi77mgTTQvK022xKRQBIVDSyfl3ErTuBhmZBQab0mjeJjNNqGbdR+qrfTleKXqbGI4uEFavxg==
+less-loader@9.1.0:
+  version "9.1.0"
+  resolved "https://registry.yarnpkg.com/less-loader/-/less-loader-9.1.0.tgz#5568a30637edadfebcb576c648ae8336b04b11e7"
+  integrity sha512-/BPur/W4NaDBvw4A7pTGMtKpAsAnexeJdw2VWRVzWEQCNX2FboFa1GUIFwkzBFwX5x/q7M/Srtng96QnhV5wIA==
   dependencies:
     klona "^2.0.4"
-    loader-utils "^2.0.0"
-    schema-utils "^3.0.0"
 
 less@4.2.0:
   version "4.2.0"