diff --git a/esbuild.config.mjs b/esbuild.config.mjs
index 59ae927..5f7b79e 100644
--- a/esbuild.config.mjs
+++ b/esbuild.config.mjs
@@ -29,7 +29,7 @@ esbuild
         external: ["obsidian", "electron", ...builtins],
         format: "cjs",
         watch: !prod,
-        target: "es2015",
+        target: "es2018",
         logLevel: "info",
         sourcemap: prod ? false : "inline",
         treeShaking: true,
diff --git a/tsconfig.json b/tsconfig.json
index b7f727e..8f90892 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -2,12 +2,12 @@
     "compilerOptions": {
         "baseUrl": ".",
         "module": "ESNext",
-        "target": "ES6",
+        "target": "ES2018",
         "allowJs": true,
         "noImplicitAny": true,
         "moduleResolution": "node",
         // "importsNotUsedAsValues": "error",
-        "importHelpers": true,
+        "importHelpers": false,
         "alwaysStrict": true,
         "lib": ["es2018", "DOM", "ES5", "ES6", "ES7"]
     },