diff --git a/json5/lib.py b/json5/lib.py
index 114ac2c..8692b3a 100644
--- a/json5/lib.py
+++ b/json5/lib.py
@@ -638,8 +638,9 @@ def __init__(
         self.allow_duplicate_keys = allow_duplicate_keys
 
         if not isinstance(quote_style, QuoteStyle):
-            raise ValueError(
-                'quote_style argument must be a json5.QuoteStyle value')
+            raise TypeError(
+                'quote_style argument must be a json5.QuoteStyle value'
+            )
         self.quote_style = quote_style
         self.use_duck_typing = use_duck_typing
 
diff --git a/tests/lib_test.py b/tests/lib_test.py
index 90dc3a9..e156394 100644
--- a/tests/lib_test.py
+++ b/tests/lib_test.py
@@ -1273,9 +1273,9 @@ def checkp(**kwargs):
         c(more_double_single_first, single_more_double_single_first)
 
     def test_invalid_quote_styles(self):
-        with self.assertRaises(ValueError):
+        with self.assertRaises(TypeError):
             json5.dumps("it's", quote_style='always_double')
-        with self.assertRaises(ValueError):
+        with self.assertRaises(TypeError):
             json5.dumps('foo', quote_style=1)
 
     def test_skip_keys(self):