diff --git a/internal/app/config/migration.go b/internal/app/config/migration.go
index 3c1c5ee..cfd4d06 100644
--- a/internal/app/config/migration.go
+++ b/internal/app/config/migration.go
@@ -82,6 +82,8 @@ func (c *MigrationConfig) UnmarshalYAML(value *yaml.Node) error {
 
 	c.MaxParallelWorkers = raw.MaxParallelWorkers
 	c.Defaults = raw.Defaults
+	c.SourceDbType = raw.SourceDbType
+	c.TargetDbType = raw.TargetDbType
 	c.Defaults.RowsPerPartition = int64(raw.Defaults.BatchSize * raw.Defaults.BatchesPerPartition)
 
 	for _, node := range raw.Jobs {