diff --git a/package.json b/package.json
index 7d799ca..bd026ea 100644
--- a/package.json
+++ b/package.json
@@ -139,6 +139,8 @@
 	},
 	"devDependencies": {
 		"@biomejs/biome": "2.3.13",
+		"@shikijs/types": "^3.21.0",
+		"@shikijs/vscode-textmate": "^3.21.0",
 		"@types/bun": "1.3.7",
 		"@types/vscode": "1.108.1",
 		"@typescript/native-preview": "7.0.0-dev.20260127.1"