diff --git a/src/DB/QueryBuilder/Concerns/CRUD.php b/src/DB/QueryBuilder/Concerns/CRUD.php
index 775512d..40f81ca 100644
--- a/src/DB/QueryBuilder/Concerns/CRUD.php
+++ b/src/DB/QueryBuilder/Concerns/CRUD.php
@@ -62,7 +62,7 @@ public function update( $data, $format = null ) {
 	public function upsert( $data, $match = [], $format = null ) {
 		// Build the where clause(s).
 		foreach ( $match as $column ) {
-			$this->where( $column, $data[$column] );
+			$this->where( $column, $data[ $column ] );
 		}
 
 		// If the row exists, update it.