diff --git a/tdclient/test/util_test.py b/tdclient/test/util_test.py
index 48ec0c1..0a7314e 100644
--- a/tdclient/test/util_test.py
+++ b/tdclient/test/util_test.py
@@ -1,6 +1,6 @@
 import pytest
 
-from tdclient.util import normalize_connector_config
+from tdclient.util import create_url, normalize_connector_config
 
 
 def test_normalize_connector_config():
@@ -64,3 +64,7 @@ def test_normalize_conector_has_sibling_keys():
 
     with pytest.raises(ValueError):
         normalize_connector_config(config)
+
+
+def test_create_url_with_slash():
+    assert create_url("/query/{query_name}", query_name="foo/bar") == "/query/foo%2Fbar"
diff --git a/tdclient/util.py b/tdclient/util.py
index 2940cae..b5e81a2 100644
--- a/tdclient/util.py
+++ b/tdclient/util.py
@@ -17,7 +17,7 @@ def create_url(tmpl, **values):
         tmpl (str): url template
         values (dict): values for url
     """
-    quoted_values = {k: urlquote(str(v)) for k, v in values.items()}
+    quoted_values = {k: urlquote(str(v), safe="") for k, v in values.items()}
     return tmpl.format(**quoted_values)