diff --git a/cmd/chromedp-gen/build.sh b/cmd/chromedp-gen/build.sh
index eb81b04..69c5a72 100755
--- a/cmd/chromedp-gen/build.sh
+++ b/cmd/chromedp-gen/build.sh
@@ -1,6 +1,10 @@
 #!/bin/bash
 
 set -ve
+go get -u \
+  github.com/mailru/easyjson/easyjson \
+  github.com/valyala/quicktemplate/qtc
+
 go generate
 
 gofmt -w -s templates/*.go