diff --git a/docs/Dockerfile b/docs/Dockerfile
index e98d26c65dd0923d2cd986698ea3edbba7c1ecd0..190e35e96166b7306614279300c085bf27a6e531 100644
--- a/docs/Dockerfile
+++ b/docs/Dockerfile
@@ -9,9 +9,11 @@ WORKDIR /iav
 # build aot first && install webdriver & pptr
 RUN npm i 
 
-# parallel build-aot, update webdriver and install pptr
+# update webdriver
+RUN npm run wd -- update --versions.chrome=80.0.3987.106
+
+# parallel build-aot and install pptr
 RUN npm run build-aot & \
-    npm run wd -- update --versions.chrome=80.0.3987.106 & \
     npm i --no-save puppeteer@2.1.0
 
 # install deploy folder