diff --git a/esbuild.config.mjs b/esbuild.config.mjs
index f1fe201..feac5f8 100644
--- a/esbuild.config.mjs
+++ b/esbuild.config.mjs
@@ -41,6 +41,9 @@ esbuild.build({
 		'@codemirror/text',
 		'@codemirror/tooltip',
 		'@codemirror/view',
+		'@lezer/common',
+		'@lezer/highlight',
+		'@lezer/lr',
 		...builtins],
 	format: 'cjs',
 	watch: !prod,