diff --git a/deps/graph-parser/src/logseq/graph_parser/exporter.cljs b/deps/graph-parser/src/logseq/graph_parser/exporter.cljs
index e40302d185..9138576a84 100644
--- a/deps/graph-parser/src/logseq/graph_parser/exporter.cljs
+++ b/deps/graph-parser/src/logseq/graph_parser/exporter.cljs
@@ -76,8 +76,8 @@
        (let [m
              (if (:block/namespace class-block)
                ;; Give namespaced tags a unique ident so they don't conflict with other tags
-               (-> (db-class/build-new-class db {:block/title (build-class-ident-name class-name)
-                                                 :block/tags (:block/tags class-block)})
+               (-> (db-class/build-new-class db (merge {:block/title (build-class-ident-name class-name)}
+                                                       (select-keys class-block [:block/tags])))
                    (merge {:block/title class-name
                            :block/name (common-util/page-name-sanity-lc class-name)})
                    (build-new-namespace-page))
@@ -1250,25 +1250,6 @@
                [(:block/name %) (date-time-util/journal-day->ms journal-day)]))
        (into {})))
 
-(defn- remove-alias-if-equals-to-page-name
-  [pages]
-  (let [[page alias] (some (fn [page] (when (and (:block/namespace page) (:block/alias page))
-                                        [page (:block/alias page)])) pages)
-        page-last-part (when page (common-util/page-name-sanity-lc (ns-util/get-last-part (:block/name page))))
-        self-alias? (and (seq alias) (some #(= page-last-part (:block/name %)) alias))]
-    (if self-alias?
-      (->> pages
-           (remove (fn [p]
-                     (= (:block/name p) page-last-part)))
-           (map (fn [p]
-                  (if (= (:block/uuid p) (:block/uuid page))
-                    (-> page
-                        (dissoc :block/alias)
-                        (update :block/properties dissoc :alias)
-                        (update :block/properties-text-values dissoc :alias))
-                    p))))
-      pages)))
-
 (defn- clean-extra-invalid-tags
   "If a page/class tx is an existing property or a new or existing class, ensure that
   it only has one tag by removing :logseq.class/Page from its tx"
@@ -1312,12 +1293,11 @@
                       :as *options}]
   (let [options (assoc *options :notify-user notify-user :log-fn log-fn)
         {:keys [pages blocks]} (extract-pages-and-blocks @conn file content options)
-        pages' (remove-alias-if-equals-to-page-name pages)
         tx-options (merge (build-tx-options options)
-                          {:journal-created-ats (build-journal-created-ats pages')})
+                          {:journal-created-ats (build-journal-created-ats pages)})
         old-properties (keys @(get-in options [:import-state :property-schemas]))
         ;; Build page and block txs
-        {:keys [pages-tx page-properties-tx per-file-state existing-pages]} (build-pages-tx conn pages' blocks tx-options)
+        {:keys [pages-tx page-properties-tx per-file-state existing-pages]} (build-pages-tx conn pages blocks tx-options)
         whiteboard-pages (->> pages-tx
                               ;; support old and new whiteboards
                               (filter ldb/whiteboard?)
diff --git a/deps/graph-parser/test/logseq/graph_parser/exporter_test.cljs b/deps/graph-parser/test/logseq/graph_parser/exporter_test.cljs
index a578d08a46..01e99f6829 100644
--- a/deps/graph-parser/test/logseq/graph_parser/exporter_test.cljs
+++ b/deps/graph-parser/test/logseq/graph_parser/exporter_test.cljs
@@ -320,6 +320,14 @@
       (is (= #{"gpt"}
              (:block/alias (readable-properties @conn (db-test/find-page-by-title @conn "chat-gpt"))))
           "alias set correctly")
+      (is (= ["y"]
+             (->> (d/q '[:find [?b ...] :where [?b :block/title "y"] [?b :logseq.property/parent]]
+                       @conn)
+                  first
+                  (d/entity @conn)
+                  :block/alias
+                  (map :block/title)))
+          "alias set correctly on namespaced page")
 
       (is (= {:logseq.property.linked-references/includes #{"Oct 9th, 2024"}
               :logseq.property.linked-references/excludes #{"ref2"}}