diff --git a/custom/qa-test-day.ks b/custom/qa-test-day.ks
index 3d6bfa8..672dff6 100644
--- a/custom/qa-test-day.ks
+++ b/custom/qa-test-day.ks
@@ -38,12 +38,12 @@ glib2
 
 %post
 # Set Test_Day:Current as default browser homepage
-unzip /usr/lib/firefox-*/omni.jar chrome/en-US/locale/browser/browser.properties -d /tmp
-cat << EOF > /tmp/chrome/en-US/locale/browser/browser.properties
+mkdir -p /tmp/chrome/en-US/locale/branding
+cat << EOF > /tmp/chrome/en-US/locale/branding/browserconfig.properties
 browser.startup.homepage=https://fedoraproject.org/wiki/Test_Day:Current
 EOF
-(cd /tmp; zip /usr/lib/firefox-*/omni.jar chrome/en-US/locale/browser/browser.properties)
-rm -f /tmp/chrome/en-US/locale/browser/browser.properties
+(cd /tmp; zip /usr/lib/firefox-*/omni.jar chrome/en-US/locale/branding/browserconfig.properties)
+rm -rf /tmp/chrome
 
 # Create a .desktop link for Test Day wiki
 mkdir -p /etc/skel/Desktop