diff --git a/exporter/src/app/renderer/svg.cljs b/exporter/src/app/renderer/svg.cljs
index 9a0b681b0..73d518779 100644
--- a/exporter/src/app/renderer/svg.cljs
+++ b/exporter/src/app/renderer/svg.cljs
@@ -330,6 +330,10 @@
               (p/let [xmldata (extract-svg page object)
                       txtdata (extract-txt-nodes page object)
                       result  (replace-text-nodes xmldata txtdata)
+
+                      ;; SVG standard don't allow the entity
+                      ;; nbsp.   is equivalent but compatible
+                      ;; with SVG.
                       result  (str/replace result " " " ")]
 
                 ;; (println "------- ORIGIN:")
diff --git a/frontend/src/app/util/dom.cljs b/frontend/src/app/util/dom.cljs
index 695cd2ed1..a6b92c6d4 100644
--- a/frontend/src/app/util/dom.cljs
+++ b/frontend/src/app/util/dom.cljs
@@ -467,7 +467,7 @@
   (let [link      (create-element "a")
         extension (mtype->extension mtype)
         filename  (if (and extension (not (str/ends-with? filename extension)))
-                    (str/concat filename "." extension)
+                    (str/concat filename extension)
                     filename)]
     (obj/set! link "href" uri)
     (obj/set! link "download" filename)