diff --git a/vizro-core/tests/unit/vizro/models/test_base.py b/vizro-core/tests/unit/vizro/models/test_base.py
index a11bb7adc..763bfe5e6 100644
--- a/vizro-core/tests/unit/vizro/models/test_base.py
+++ b/vizro-core/tests/unit/vizro/models/test_base.py
@@ -308,7 +308,7 @@ def chart_dynamic(data_frame, hover_data: Optional[list[str]] = None):
     )
 
     result = {}
-    exec(function_string, locals=result)
+    exec(function_string, globals(), result)
     return result["chart_dynamic"]