diff --git a/deps/common/src/logseq/common/util.cljs b/deps/common/src/logseq/common/util.cljs
index ec10ec6ac..061d1a42e 100644
--- a/deps/common/src/logseq/common/util.cljs
+++ b/deps/common/src/logseq/common/util.cljs
@@ -191,7 +191,8 @@
 
 (defn path->file-ext
   [path-or-file-name]
-  (second (re-find #"(?:\.)(\w+)[^.]*$" path-or-file-name)))
+  (let [last-part (last (string/split path-or-file-name #"/"))]
+    (second (re-find #"(?:\.)(\w+)[^.]*$" last-part))))
 
 (defn get-format
   "File path to format keyword, :org, :markdown, etc."
diff --git a/src/main/frontend/components/block.cljs b/src/main/frontend/components/block.cljs
index 18cf1ed76..1c2941d8e 100644
--- a/src/main/frontend/components/block.cljs
+++ b/src/main/frontend/components/block.cljs
@@ -396,10 +396,8 @@
       (p/then (assets-handler/make-asset-url href) #(reset! src %)))
 
     (when @src
-      ;; NOTE(andelf): Under nfs context, src might be a bare blob:http://..../uuid URI without ext info
       (let [ext (keyword (or (util/get-file-ext @src)
                              (util/get-file-ext href)))
-            _ (prn :debug :ext ext :href href :src @src)
             repo (state/get-current-repo)
             repo-dir (config/get-repo-dir repo)
             path (str repo-dir href)