diff --git a/package.json b/package.json
index 72a2239..9cc931a 100644
--- a/package.json
+++ b/package.json
@@ -110,7 +110,7 @@
     "jest": "26.6.3",
     "jest-cli": "26.6.3",
     "lost": "8.3.1",
-    "postcss-pxtorem": "6.0.0",
+    "postcss-pxtorem": "5.1.1",
     "react-test-renderer": "17.0.2",
     "rimraf": "3.0.2",
     "sass": "^1.32.10",
diff --git a/yarn.lock b/yarn.lock
index bf8bebb..8004464 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -15797,10 +15797,12 @@ postcss-ordered-values@^4.1.2:
     postcss "^7.0.0"
     postcss-value-parser "^3.0.0"
 
-postcss-pxtorem@6.0.0:
-  version "6.0.0"
-  resolved "https://registry.yarnpkg.com/postcss-pxtorem/-/postcss-pxtorem-6.0.0.tgz#f228a4d05d8a73f0642eabae950e2b19836366d7"
-  integrity sha512-ZRXrD7MLLjLk2RNGV6UA4f5Y7gy+a/j1EqjAfp9NdcNYVjUMvg5HTYduTjSkKBkRkfqbg/iKrjMO70V4g1LZeg==
+postcss-pxtorem@5.1.1:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/postcss-pxtorem/-/postcss-pxtorem-5.1.1.tgz#198a68c10f9ad2d42370ef66299d7b3168f8cffa"
+  integrity sha512-uvgIujL/pn0GbZ+rczESD2orHsbXrrCqi+q9wJO8PCk3ZGCoVVtu5hZTbtk+tbZHZP5UkTfCvqOrTZs9Ncqfsg==
+  dependencies:
+    postcss "^7.0.27"
 
 postcss-reduce-initial@^4.0.3:
   version "4.0.3"