diff --git a/tests/functional/show/fixtures.py b/tests/functional/show/fixtures.py
index 89b698abea8..1fc9b9fd797 100644
--- a/tests/functional/show/fixtures.py
+++ b/tests/functional/show/fixtures.py
@@ -37,7 +37,7 @@
 
 models__sql_header = """
 {% call set_sql_header(config) %}
-set session time zone 'Asia/Kolkata';
+set session time zone '{{ var("timezone", "Europe/Paris") }}';
 {%- endcall %}
 select current_setting('timezone') as timezone
 """
diff --git a/tests/functional/show/test_show.py b/tests/functional/show/test_show.py
index 42bddb2ddee..1dc59c27cb9 100644
--- a/tests/functional/show/test_show.py
+++ b/tests/functional/show/test_show.py
@@ -167,9 +167,10 @@ def test_seed(self, project):
 
 class TestShowSqlHeader(ShowBase):
     def test_sql_header(self, project):
-        run_dbt(["build"])
-        (_, log_output) = run_dbt_and_capture(["show", "--select", "sql_header"])
-        assert "Asia/Kolkata" in log_output
+        run_dbt(["build", "--vars", "timezone: Asia/Kolkata"])
+        (_, log_output) = run_dbt_and_capture(
+            ["show", "--select", "sql_header", "--vars", "timezone: Asia/Kolkata"]
+        )
 
 
 class TestShowModelVersions: