diff --git a/index.ts b/index.ts
index 01ae96c..4ad4fb0 100644
--- a/index.ts
+++ b/index.ts
@@ -124,6 +124,15 @@ const fetchOmnivore = async (
         date:: ${new Date(savedAt).toDateString()}
         > ${description}`
 
+        // remove existing block for the same article
+        const existingBlocks = await logseq.DB.q<BlockEntity>(`"${slug}"`)
+        if (existingBlocks && existingBlocks.length > 0) {
+          console.log(existingBlocks)
+          for (const block of existingBlocks) {
+            await logseq.Editor.removeBlock(block.uuid)
+          }
+        }
+
         const articleBlock = await logseq.Editor.insertBlock(
           targetBlock.uuid,
           content,
diff --git a/package.json b/package.json
index 425bc56..a46acd6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "logseq-omnivore",
-  "version": "1.4.2",
+  "version": "1.4.3",
   "description": "Import Omnivore highlights and articles into Logseq.",
   "main": "dist/index.html",
   "targets": {