diff --git a/build/full-bundle.ts b/build/full-bundle.ts
index b2f636aeb6..66ecbe1bde 100644
--- a/build/full-bundle.ts
+++ b/build/full-bundle.ts
@@ -27,7 +27,11 @@ export const buildFull = (minify: boolean) => async () => {
         exposeFilename: false,
       }),
       commonjs(),
-      esbuild({ minify, sourceMap: minify }),
+      esbuild({
+        minify,
+        sourceMap: minify,
+        target: 'es2018',
+      }),
       replace({
         'process.env.NODE_ENV': JSON.stringify('production'),
 
diff --git a/build/modules.ts b/build/modules.ts
index e9c2430039..530b7efc22 100644
--- a/build/modules.ts
+++ b/build/modules.ts
@@ -34,6 +34,7 @@ export const buildModules = async () => {
       commonjs(),
       esbuild({
         sourceMap: true,
+        target: 'es2018',
       }),
       filesize({ reporter }),
     ],