diff --git a/pkg/lightning/config/config.go b/pkg/lightning/config/config.go
index 991535c6543ad..405f5ed7e8b16 100644
--- a/pkg/lightning/config/config.go
+++ b/pkg/lightning/config/config.go
@@ -884,10 +884,6 @@ func (m *MydumperRuntime) adjust() error {
 	if err := m.CSV.adjust(); err != nil {
 		return err
 	}
-	if m.StrictFormat && len(m.CSV.Terminator) == 0 {
-		return common.ErrInvalidConfig.GenWithStack(
-			`mydumper.strict-format can not be used with empty mydumper.csv.terminator. Please set mydumper.csv.terminator to a non-empty value like "\r\n"`)
-	}
 
 	for _, rule := range m.FileRouters {
 		if filepath.IsAbs(rule.Path) {