diff --git a/package.json b/package.json
index 1341908..91ff328 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "@types/puppeteer": "2.0.0",
     "@types/cssnano": "^4.0.0",
     "cssnano": "^4.1.10",
-    "autoprefixer": "^9.5.1",
+    "autoprefixer": "10.2.6",
     "babel-core": "7.0.0-bridge.0",
     "babel-jest": "24.7.1",
     "babel-preset-es2015": "6.24.1",