diff --git a/src/core/tokenizer.ts b/src/core/tokenizer.ts
index fe37c7e3f2..7a22271e27 100644
--- a/src/core/tokenizer.ts
+++ b/src/core/tokenizer.ts
@@ -27,6 +27,7 @@ const FIXED_TOKENS = [
   "=>",
   "->",
   "??",
+  '"""',
   "\\r",
   "\\n",
   "\\t",
diff --git a/src/test/suite/tokenizer.test.ts b/src/test/suite/tokenizer.test.ts
index d0da8c621c..fadd497add 100644
--- a/src/test/suite/tokenizer.test.ts
+++ b/src/test/suite/tokenizer.test.ts
@@ -38,6 +38,10 @@ const tests: TestCase[] = [
   ["->", ["->"]],
   ["??", ["??"]],
   ["\\r\\n\\t", ["\\r", "\\n", "\\t"]],
+  ['"""hello"""', ['"""', "hello", '"""']],
+  ['""""""', ['"""', '"""']],
+  ['""', ['"', '"']],
+  ["''", ["'", "'"]],
   // Comments
   ["// Hello world", ["//", "Hello", "world"]],
   // Hex colors