diff --git a/package.json b/package.json
index f9892dad9bb..3abcd78e62e 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "codecov":"3.8.3",
     "copy-webpack-plugin": "11.0.0",
     "cross-env": "7.0.3",
-    "css-loader": "4.0.0",
+    "css-loader": "6.7.2",
     "d3-axis": "3.0.0",
     "d3-scale": "3.3.0",
     "d3-selection": "3.0.0",