diff --git a/tests/generic/incremental_accepted_values.sql b/tests/generic/incremental_accepted_values.sql
index c356f1c..e1e64f2 100644
--- a/tests/generic/incremental_accepted_values.sql
+++ b/tests/generic/incremental_accepted_values.sql
@@ -6,7 +6,7 @@
     {% set greater_than_equal_to = greater_than_equal_to | default('2 day') %}
     {% set less_than_equal_to = less_than_equal_to | default('') %}
     {% if quote %}
-        {% set values = values | map(attribute='string') | join(', ') %}
+        {% set values = "'" + values | join("', '") + "'" %}
     {% else %}
         {% set values = values | join(', ') %}
     {% endif %}