diff --git a/mysql-test/suite/compat/oracle/t/func_to_date.test b/mysql-test/suite/compat/oracle/t/func_to_date.test
index 3d5da5c5091..a8fe3c3b29c 100644
--- a/mysql-test/suite/compat/oracle/t/func_to_date.test
+++ b/mysql-test/suite/compat/oracle/t/func_to_date.test
@@ -1,6 +1,8 @@
 # Test script for an Oracle TO_DATE() function
 # Testing of all format elements and various edge cases.
 
+--enable_prepare_warnings
+
 SET time_zone=_latin1'+03:00';
 # Ensure all date parts are consistent and different
 SET timestamp=1100000000;