diff --git a/http/bin/blog b/http/bin/blog
index 46c050a..5fdd12c 100644
--- a/http/bin/blog
+++ b/http/bin/blog
@@ -86,7 +86,7 @@ do
   if [ $use_filenames_for_titles -eq 1 ]
   then
     title="$name"
-    cat "$entry" | POST_TITLE="$title" eval "$postprocess_cmd" > "$dest"
+    cat "$entry" |  eval "POST_TITLE=\"${title}\" ${postprocess_cmd}" > "$dest"
   else
     title="$(grep --regexp "^\# " --max-count 1 "$entry" | cut -c3-)"
     export POST_TITLE="$title"