diff --git a/frappe/desk/reportview.py b/frappe/desk/reportview.py
index cf34e1e986..d6dce68399 100644
--- a/frappe/desk/reportview.py
+++ b/frappe/desk/reportview.py
@@ -14,6 +14,7 @@ from frappe.model import child_table_fields, default_fields, optional_fields
 from frappe.model.base_document import get_controller
 from frappe.model.db_query import DatabaseQuery
 from frappe.utils import add_user_info, cstr, format_duration
+from frappe.utils.caching import site_cache
 
 
 @frappe.whitelist()
@@ -733,5 +734,6 @@ def get_filters_cond(
 	return cond
 
 
+@site_cache(maxsize=128)
 def is_virtual_doctype(doctype):
 	return frappe.db.get_value("DocType", doctype, "is_virtual")