diff --git a/genlog.sh b/genlog.sh
index 727c076..02da0fa 100755
--- a/genlog.sh
+++ b/genlog.sh
@@ -77,7 +77,9 @@ do
     while read -r line; do
         fixed_line=${line//<h3># /<h4>}  # replace '<h3># ' by '<h4>'
         fixed_line=${fixed_line//<\/h3>/<\/h4>}  # replace '</h3>' by '</h4>'
-        sed -i "s~$line~$fixed_line~" "$tempdir/body.html"
+        # shellcheck disable=SC2001
+        fixed_line=$(echo "$fixed_line" | sed "s#&#\\\&#g")  # escape eventual '&'
+        sed -i "s${line}£${fixed_line}£" "$tempdir/body.html"
     done <<< "$lines"
 
     # retrieving of the path of the current .gmi file