diff --git a/static/index.js b/static/index.js
index 8d13c63..3c7ef88 100644
--- a/static/index.js
+++ b/static/index.js
@@ -12,7 +12,7 @@ const prismGrammar = {
   },
   function: /([a-z_][a-z0-9_]+)(?=\()/,
   keyword:
-    /\b(use|case|if|external|fn|import|let|assert|try|pub|type|opaque|const|todo|as)\b/,
+    /\b(use|case|if|@external|@deprecated|fn|import|let|assert|try|pub|type|opaque|const|panic|todo|as)\b/,
   symbol: {
     pattern: /([A-Z][A-Za-z0-9_]+)/,
     greedy: true,