diff --git a/mysql-test/columnstore/devregression/t/mcs7154_regression_bug4509.test b/mysql-test/columnstore/devregression/t/mcs7154_regression_bug4509.test
index 8a53618ec..9acfcdc53 100644
--- a/mysql-test/columnstore/devregression/t/mcs7154_regression_bug4509.test
+++ b/mysql-test/columnstore/devregression/t/mcs7154_regression_bug4509.test
@@ -18,7 +18,9 @@ USE tpch1;
 # Create corresponding in the server
 # -------------------------------------------------------------- #
 
+--disable_warnings
 CREATE USER IF NOT EXISTS'cejuser'@'localhost' IDENTIFIED BY 'Vagrant1!0000001';
+--enable_warnings
 
 GRANT ALL PRIVILEGES ON *.* TO 'cejuser'@'localhost';
 FLUSH PRIVILEGES;
diff --git a/mysql-test/columnstore/devregression/t/mcs7213_regression_MCOL-2225.test b/mysql-test/columnstore/devregression/t/mcs7213_regression_MCOL-2225.test
index 4192d1b7a..88f9f30b5 100644
--- a/mysql-test/columnstore/devregression/t/mcs7213_regression_MCOL-2225.test
+++ b/mysql-test/columnstore/devregression/t/mcs7213_regression_MCOL-2225.test
@@ -22,7 +22,9 @@ drop table if exists mcol2225c;
 # Create corresponding in the server
 # -------------------------------------------------------------- #
 
+--disable_warnings
 CREATE USER IF NOT EXISTS'cejuser'@'localhost' IDENTIFIED BY 'Vagrant1!0000001';
+--enable_warnings
 
 GRANT ALL PRIVILEGES ON *.* TO 'cejuser'@'localhost';
 FLUSH PRIVILEGES;
diff --git a/mysql-test/columnstore/devregression/t/mcs7237_regression_MCOL-812.test b/mysql-test/columnstore/devregression/t/mcs7237_regression_MCOL-812.test
index 73f582895..8bb3e2139 100644
--- a/mysql-test/columnstore/devregression/t/mcs7237_regression_MCOL-812.test
+++ b/mysql-test/columnstore/devregression/t/mcs7237_regression_MCOL-812.test
@@ -22,7 +22,9 @@ DROP TABLE IF EXISTS test.mcol812b;
 # Create corresponding in the server
 # -------------------------------------------------------------- #
 
+--disable_warnings
 CREATE USER IF NOT EXISTS'cejuser'@'localhost' IDENTIFIED BY 'Vagrant1!0000001';
+--enable_warnings
 
 GRANT ALL PRIVILEGES ON *.* TO 'cejuser'@'localhost';
 FLUSH PRIVILEGES;