diff --git a/scripts/cache-google-chrome b/scripts/cache-google-chrome
index 690d23d..06b0489 100755
--- a/scripts/cache-google-chrome
+++ b/scripts/cache-google-chrome
@@ -9,7 +9,7 @@ PKG=google-chrome-stable
 
 export DEBIAN_FRONTEND=noninteractive
 apt-get -y update
-apt-get -y install apt-utils curl bash
+apt-get -y install apt-utils curl bash gnupg2
 
 curl -sS -L https://dl.google.com/linux/linux_signing_key.pub | apt-key add -
 echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" > /etc/apt/sources.list.d/google.list