diff --git a/app/src/menus/Menu.ts b/app/src/menus/Menu.ts
index 7400afe9d..7ba6db9a0 100644
--- a/app/src/menus/Menu.ts
+++ b/app/src/menus/Menu.ts
@@ -116,7 +116,7 @@ export class Menu {
             return;
         }
         if (typeof index === "number") {
-            const insertElement = this.element.querySelectorAll(".b3-menu__items > .b3-menu__separator")[index]
+            const insertElement = this.element.querySelectorAll(".b3-menu__items > .b3-menu__separator")[index];
             if (insertElement) {
                 insertElement.before(element);
                 return;
diff --git a/app/src/plugin/index.ts b/app/src/plugin/index.ts
index 9c319830d..c3b0d7fb8 100644
--- a/app/src/plugin/index.ts
+++ b/app/src/plugin/index.ts
@@ -217,5 +217,5 @@ export class Plugin {
             nodeIds: options.ids,
             defIds: options.defIds,
         }));
-    }
+    };
 }
diff --git a/app/src/protyle/toolbar/Font.ts b/app/src/protyle/toolbar/Font.ts
index 3fc5c5a8c..e7847ef16 100644
--- a/app/src/protyle/toolbar/Font.ts
+++ b/app/src/protyle/toolbar/Font.ts
@@ -14,11 +14,11 @@ export class Font extends ToolbarItem {
         this.element.addEventListener("click", () => {
             let nodeElements: Element[];
             if (protyle.toolbar.range.toString() === "") {
-                nodeElements = Array.from(protyle.wysiwyg.element.querySelectorAll(".protyle-wysiwyg--select"))
+                nodeElements = Array.from(protyle.wysiwyg.element.querySelectorAll(".protyle-wysiwyg--select"));
                 if (nodeElements.length === 0) {
                     const nodeElement = hasClosestBlock(protyle.toolbar.range.startContainer);
                     if (nodeElement) {
-                        nodeElements = [nodeElement]
+                        nodeElements = [nodeElement];
                     }
                 }
             }
@@ -94,7 +94,7 @@ export const appearanceMenu = (protyle: IProtyle, nodeElements?: Element[]) => {
         });
         lastColorHTML += "</div>";
     }
-    let textElement: HTMLElement
+    let textElement: HTMLElement;
     let fontSize = "16px";
     if (nodeElements && nodeElements.length > 0) {
         textElement = nodeElements[0] as HTMLElement;
@@ -216,7 +216,7 @@ export const fontEvent = (protyle: IProtyle, nodeElements: Element[], type?: str
                 e.style.backgroundColor = "";
                 e.style.fontSize = "";
             } else if (type === "style1") {
-                const colorList = color.split(Constants.ZWSP)
+                const colorList = color.split(Constants.ZWSP);
                 e.style.backgroundColor = colorList[0];
                 e.style.color = colorList[1];
             } else if (type === "style2") {
diff --git a/app/src/protyle/wysiwyg/keydown.ts b/app/src/protyle/wysiwyg/keydown.ts
index 5a70cab78..4448d9991 100644
--- a/app/src/protyle/wysiwyg/keydown.ts
+++ b/app/src/protyle/wysiwyg/keydown.ts
@@ -1290,11 +1290,11 @@ export const keydown = (app: App, protyle: IProtyle, editorElement: HTMLElement)
         // toolbar action
         if (matchHotKey(window.siyuan.config.keymap.editor.insert.lastUsed.custom, event)) {
             protyle.toolbar.range = range;
-            let selectElements: Element[] = []
+            let selectElements: Element[] = [];
             if (selectText === "") {
                 selectElements = Array.from(protyle.wysiwyg.element.querySelectorAll(".protyle-wysiwyg--select"));
                 if (selectElements.length === 0) {
-                    selectElements = [nodeElement]
+                    selectElements = [nodeElement];
                 }
             }
             fontEvent(protyle, selectElements);