diff --git a/concepts/comorbidity/elixhauser-quan.sql b/concepts/comorbidity/elixhauser-quan.sql
index 35972faa8..3d289e59d 100644
--- a/concepts/comorbidity/elixhauser-quan.sql
+++ b/concepts/comorbidity/elixhauser-quan.sql
@@ -14,7 +14,7 @@
 --  2) The first 4 characters of ICD9_CODE are compared to 4 character codes
 --  3) The first 3 characters of ICD9_CODE are compared to 3 character codes
 
-DROP MATERIALIZED VIEW IF EXISTS ELIXHAUSER_QUAN;
+DROP MATERIALIZED VIEW IF EXISTS ELIXHAUSER_QUAN CASCADE;
 CREATE MATERIALIZED VIEW ELIXHAUSER_QUAN AS
 with icd as
 (