Mini thesis is a scientific work that must be conducted by nursing students to complete their bachelor education program. Mini thesis work requires deep and analytical thinking to demonstrate students’ academic ability in conducting research. However, students tend procrastinate their thesis work that may negatively affecting their academic performance. Students’ self-efficacy beliefs in their ability to carry out students’ tasks successfully. Self-efficacy has been mentioned as a predictor in academic skills including procrastination. Thus, the aim of this study was to identity relationship between self-efficacy and procrastination on mini thesis work on nursing students. This study used an analytical correlational design with cross sectional approach. As many as 163 nursing students were recruited from three nursing institutions in Jakarta using convenience sampling. The instruments used are General Self-Efficacy (GSE) and General Procrastination Scale (GPS) with Alpha Cronbach 0,83 and 0,72 respectively. Spearman’s Rho was used in bivariate analysis. The results showed that there was a relationship between self-efficacy and procrastination on nursing student in conducting mini thesis ( p < .001) with a correlation coefficient value = -0.397. Based on this finding, nursing education should pay more attention on developing students’ academic skill to prevent procrastination that can impacts students’ academic performance on conducting mini thesis.