diff --git a/client/src/App.vue b/client/src/App.vue
index 39c0ada..4367496 100644
--- a/client/src/App.vue
+++ b/client/src/App.vue
@@ -140,7 +140,7 @@ console.log(
   █ ███ █
   ██ █ ██  fuBlog
   ███████
-  ██ █ ██  ${(appData.isProduction ? appData.appVersion ?? "‹unknown›" : "development version") + "   "}
+  ██ █ ██  ${(appData.isProduction ? (appData.appVersion ?? "‹unknown›") : "development version") + "   "}
   █ ███ █
   ███████`,
   `color:#ff9c00;background:rgb(48, 48, 48);display:inline-block`,
diff --git a/common/src/markdown-converter-common.ts b/common/src/markdown-converter-common.ts
index da72dba..f2cf15e 100644
--- a/common/src/markdown-converter-common.ts
+++ b/common/src/markdown-converter-common.ts
@@ -59,7 +59,7 @@ export abstract class MarkdownConverter {
   private static getKrokiDiagramTypeFromMarkdownId(markdownId: string | undefined): KrokiDiagramType | undefined {
     return markdownId === undefined //
       ? undefined
-      : this.KROKI_SVG_DIAGRAM_TYPES.find((it) => it.markdownId === markdownId) ?? undefined;
+      : (this.KROKI_SVG_DIAGRAM_TYPES.find((it) => it.markdownId === markdownId) ?? undefined);
   }
 
   private static rendererExtension: MarkedExtension = {
diff --git a/server/src/routes/auth.ts b/server/src/routes/auth.ts
index 6023fd7..9fd3813 100644
--- a/server/src/routes/auth.ts
+++ b/server/src/routes/auth.ts
@@ -21,7 +21,7 @@ import { UserEntity } from "../entity/User.entity.js";
 import { BadRequestError } from "../errors/BadRequestError.js";
 import { ForbiddenError } from "../errors/ForbiddenError.js";
 import logger from "../logger.js";
-import { authMiddleware, checkIdToken } from "../service/middleware/auth.js";
+import { checkIdToken } from "../service/middleware/auth.js";
 import { OAuthSettings } from "../settings.js";
 
 const router: Router = express.Router();