diff --git a/src/mariadb/mariaolap.tcl b/src/mariadb/mariaolap.tcl
index 69c82a3c..9897cfef 100755
--- a/src/mariadb/mariaolap.tcl
+++ b/src/mariadb/mariaolap.tcl
@@ -109,7 +109,7 @@ proc GenerateTableQueries { maria_tpch_storage_engine } {
     set queries {}
     lset queries 0 "CREATE TABLE `ORDERS` (
 `O_ORDERDATE` DATE NULL,
-`O_ORDERKEY` INT NOT NULL,
+`O_ORDERKEY` BIGINT NOT NULL,
 `O_CUSTKEY` INT NOT NULL,
 `O_ORDERPRIORITY` CHAR(15) BINARY NULL,
 `O_SHIPPRIORITY` INT NULL,
diff --git a/src/mysql/mysqlolap.tcl b/src/mysql/mysqlolap.tcl
index d10e5793..16af251a 100755
--- a/src/mysql/mysqlolap.tcl
+++ b/src/mysql/mysqlolap.tcl
@@ -102,7 +102,7 @@ proc CreateTables { mysql_handler mysql_tpch_storage_engine } {
     puts "CREATING TPCH TABLES"
     set sql(1) "CREATE TABLE `ORDERS` (
 `O_ORDERDATE` DATE NULL,
-`O_ORDERKEY` INT NOT NULL,
+`O_ORDERKEY` BIGINT NOT NULL,
 `O_CUSTKEY` INT NOT NULL,
 `O_ORDERPRIORITY` CHAR(15) BINARY NULL,
 `O_SHIPPRIORITY` INT NULL,