diff --git a/erpnext/templates/includes/footer_extension.html b/erpnext/templates/includes/footer_extension.html
index 315be06..ba26592 100644
--- a/erpnext/templates/includes/footer_extension.html
+++ b/erpnext/templates/includes/footer_extension.html
@@ -32,6 +32,6 @@
 			});
 		}
 		else
-			wn.msgprint(wn._("Please enter email address"))
+			frappe.msgprint(frappe._("Please enter email address"))
 	});
 </script>