diff --git a/extra/sxbm_sync b/extra/sxbm_sync
new file mode 100755
index 0000000..0928f3f
--- /dev/null
+++ b/extra/sxbm_sync
@@ -0,0 +1,8 @@
+#!/bin/sh
+set -eu
+
+sxbm_orig "$@"
+cd ~/.local/share/sxbm
+git add bookmarks
+git commit -m "Auto-update bookmarks on $(date)"
+git push