diff --git a/images/linux/scripts/installers/firefox.sh b/images/linux/scripts/installers/firefox.sh
index 76613da23..e6f44cbf2 100644
--- a/images/linux/scripts/installers/firefox.sh
+++ b/images/linux/scripts/installers/firefox.sh
@@ -28,7 +28,7 @@ HOME=/root
 DocumentInstalledItem "Firefox ($(firefox --version))"
 
 # Download and unpack latest release of geckodriver
-URL=$(curl -s https://api.github.com/repos/mozilla/geckodriver/releases/latest | jq -r '.assets[].browser_download_url | select(contains("linux64.tar.gz"))')
+URL=$(curl -s https://api.github.com/repos/mozilla/geckodriver/releases/latest | jq -r '.assets[].browser_download_url | select(test("linux64.tar.gz$"))')
 echo "Downloading geckodriver $URL"
 wget "$URL" -O geckodriver.tar.gz
 tar -xzf geckodriver.tar.gz