diff --git a/bb.sh b/bb.sh
index 0779812..bd4f7b7 100755
--- a/bb.sh
+++ b/bb.sh
@@ -1022,6 +1022,10 @@ do_main() {
         tar cfz ".backup.tar.gz" *.html &&
         chmod 600 ".backup.tar.gz"
 
+    # Keep first backup of this day containing yesterday's version of the blog
+    [ "$(date -r .yesterday.tar.gz +'%d')" != "$(date +'%d')" ] &&
+        cp .backup.tar.gz .yesterday.tar.gz &> /dev/null
+
     [[ "$1" == "reset" ]] &&
         reset && exit