This researcher aims to improve the religious literacy skills of grade 4 and 5 students at SDK Bejo through the Bible Reading Program. This researcher uses the Classroom Action Research (CAR) method with four main steps: planning, action, observation, and reflection. Through the holy book month activities that have been set in September with the aim of increasing the appreciation and understanding of the Holy Book for students at SDK Bejo. Religious Literacy can arouse interest in reading, to strengthen faith, support spiritual activities, strengthen the relationship between teachers and students through joint activities. Activities carried out through reading the holy book during morning prayers before starting the teaching and learning process. And there are also several educational programs that are carried out, namely taking a holy book quiz, a holy book reading competition, finding verses that have been determined by the teacher, and arranging words from the holy book correctly. Bejo Catholic Elementary School will hold a National Holy Book Month (BKSN) activity that involves reading the Holy Book, discussion, and reflection on the contents of the Holy Book. This activity can help improve literacy in reading the Holy Book among students. Bejo Catholic Elementary School has organized various literacy activities such as reading, dancing, storytelling, and understanding culture in the school reading garden. This activity is very effective in fostering students' love for reading books in the school library. Thus, SDK Bejo can improve literacy in reading the Holy Book through National Book Month activities that are oriented towards deepening students' faith. This can be discussed, and reflected on the word of God, as well as other literacy activities that have been carried out in the School reading garden or what is called a reading corner.