diff --git a/src/api/updatePostApi.ts b/src/api/updatePostApi.ts
index 9c650b2..558e4b2 100644
--- a/src/api/updatePostApi.ts
+++ b/src/api/updatePostApi.ts
@@ -1,6 +1,6 @@
 import ENV from "src/env"
 
-interface UpdatePostQueryParams {
+interface ModifyPostQueryParams {
     accessToken: string,
     blogName: string,
     postId: string,
@@ -10,8 +10,22 @@ interface UpdatePostQueryParams {
     tag: string
 }
 
-const updatePostApi = async (updatePostQueryParams: UpdatePostQueryParams) => {
-    const url = `${ENV.TISTORY_URL}/post/modify?${updatePostQueryParams}`
+const modifyPostApi = async (modifyPostQueryParams: ModifyPostQueryParams) => {
+    const queryParams = `access_token=${modifyPostQueryParams.accessToken}&output=json&blogName=${modifyPostQueryParams.blogName}&title=${modifyPostQueryParams.title}&tag=${modifyPostQueryParams.tag}&visibility=${modifyPostQueryParams.visibility}&content=${
+        encodeURIComponent(modifyPostQueryParams.content)
+    }&postId=${modifyPostQueryParams.postId}`
+    const url = `${ENV.TISTORY_URL}/post/modify?${queryParams}`
+    
+    return await fetch(url, {
+        method: "POST"
+    })
+    .then((response) => {
+        return response
+    })
+    .catch((error) => {
+        console.log(error)
+        throw new Error(error)
+    })
 }
 
-export default updatePostApi
\ No newline at end of file
+export default modifyPostApi
\ No newline at end of file
diff --git a/src/components/modal/ModifyModal.ts b/src/components/modal/ModifyModal.ts
new file mode 100644
index 0000000..d2aaea9
--- /dev/null
+++ b/src/components/modal/ModifyModal.ts
@@ -0,0 +1,52 @@
+import { App, Modal, Setting } from "obsidian";
+
+class ModifyModal extends Modal {
+    tags: string
+    postId: string
+    onSubmit: (tags: string, postId: string) => void;
+
+    constructor(app: App, onSubmit: (tags: string, postId: string) => void) {
+        super(app)
+        this.onSubmit = onSubmit
+    }
+
+    onOpen(): void {
+        const {contentEl} = this
+        contentEl.createEl("h1", {text: "Modify Post"})
+
+        new Setting(contentEl)
+        .setName("Tag")
+        .setDesc("enter tag separate by `,`")
+        .addText((text) =>
+            text.onChange((value) => {
+                this.tags = value
+            })
+        )
+
+        new Setting(contentEl)
+        .setName("Post ID")
+        .setDesc("enter post id to modifiy ")
+        .addText((text) =>
+            text.onChange((value) => {
+                this.postId = value
+            })
+        )
+
+        new Setting(contentEl).addButton((button) => {
+            button
+            .setButtonText("Submit")
+            .setCta()
+            .onClick(() => {
+                this.close()
+                this.onSubmit(this.tags, this.postId)
+            })
+        })
+    }
+
+    onClose(): void {
+        const {contentEl} = this
+        contentEl.empty()
+    }
+}
+
+export default ModifyModal
\ No newline at end of file
diff --git a/src/components/modal/PublishModal.ts b/src/components/modal/PublishModal.ts
index 1969aeb..3e8a4b4 100644
--- a/src/components/modal/PublishModal.ts
+++ b/src/components/modal/PublishModal.ts
@@ -11,12 +11,12 @@ class PublishModal extends Modal {
 
     onOpen(): void {
         const {contentEl} = this
-        contentEl.createEl("h1", {text: "Insert tag"})
+        contentEl.createEl("h1", {text: "Publish Post"})
 
         // create input tags box
         new Setting(contentEl)
         .setName("Tag")
-        .setDesc("input tag separate by `,`")
+        .setDesc("enter tag separate by `,`")
         .addText((text) =>
             text.onChange((value) => {
                 this.tags = value
diff --git a/src/components/modal/index.ts b/src/components/modal/index.ts
index dd539d5..6fba852 100644
--- a/src/components/modal/index.ts
+++ b/src/components/modal/index.ts
@@ -1,3 +1,7 @@
 import PublishModal from "./PublishModal";
+import ModifyModal from "./ModifyModal";
 
-export default PublishModal
\ No newline at end of file
+export {
+    PublishModal,
+    ModifyModal
+};
\ No newline at end of file
diff --git a/src/main.ts b/src/main.ts
index 1d94491..5fbc476 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,8 +1,9 @@
 import { Plugin, Editor, MarkdownView, MarkdownRenderer } from "obsidian";
 import { DEFFAULT_SETTINGS, TistoryPublisherSettings } from "./components/settings";
-import PublishModal from "./components/modal";
+import {PublishModal, ModifyModal} from "./components/modal";
 import createPostApi from "./api/createPostApi";
 import TistoryPublisherSettingTab from "./components/settingTab";
+import modifyPostApi from "./api/updatePostApi";
 
 export default class TistoryPublisherPlugin extends Plugin {
 	settings: TistoryPublisherSettings
@@ -12,10 +13,10 @@ export default class TistoryPublisherPlugin extends Plugin {
 		await this.loadSettings()
 		this.addSettingTab(new TistoryPublisherSettingTab(this.app, this))
 
-		// create publish-to-tistory custom command
+		// create publish-to command
 		this.addCommand({
-			id: "publish-to-tistory",
-			name: "publish current note to tistory",
+			id: "publish-post",
+			name: "publish current note.",
 			editorCallback: (editor: Editor, view: MarkdownView) => {
 				new PublishModal(this.app, async (tag: string) => {
 					const el = document.createElement("div")
@@ -37,6 +38,33 @@ export default class TistoryPublisherPlugin extends Plugin {
 				}).open()
 			}
 		});
+
+		// create modify-post command
+		this.addCommand({
+			id: "modify-post",
+			name: "modify current note.",
+			editorCallback: (editor: Editor, view: MarkdownView) => {
+				new ModifyModal(this.app, async (tag: string, postId: string) => {
+					const el = document.createElement("div")
+					await MarkdownRenderer.render(
+						this.app,
+						editor.getValue(),
+						el,
+						this.app.workspace.getActiveFile()?.path ?? "/",
+						view
+					)
+					await modifyPostApi({
+						"accessToken": this.settings.accessToken,
+						"blogName": this.settings.blogName,
+						"title": view.getDisplayText(),
+						"tag": tag,
+						"visibility": this.settings.visibility,
+						"content": el.innerHTML,
+						"postId": postId
+					})
+				}).open()
+			}
+		})
 	}
 
 	async loadSettings() {