“…For the further study it is hoped that can increase the amount of samples, because in this study the number of samples used was only 200 respondents, which is certainly not enough to show the actual situation at Merak Port. It is hoped that further research can use variables other than those used by researchers such as corporate image (Asnawi et al, 2019;Darmawan, 2018;Lunarindiah, 2016), Price ( Sinaga et al 2016Wulandari et al, 2016;Setyowati, 2017) or security quality variable as an independent variable that can affect customer loyalty is in accordance with the research of Chang & Thai (2016).…”