Self-Peer-Assessment (SPA) is one of the learning methods that can be used to improve speaking ability in English Speaking ability is one of the important skills in English and it is very encouraging for students to learn, especially for students who use an ESP because it will be an added value in developing their capabilities. The purpose of this research is to explain the ability of students of ESP D3 Medical Laboratory Technology (TLM) at the Megarezky University through self-peer-assessment (SPA). This research is a Classroom Action Research (CAR), with planning for each class action research cycle carried out through four (4) stages which include: planning, implementing actions, observing/collecting data, and reflecting. Quantitative data collection techniques were obtained by tests (pre-test, interview, discussion, and post-test), as well as through observation, field notes and documentation in the teaching and learning process. The results of this study indicate that the use of SEF assessment and peer assessment in cycle I was at 56.6%, while in cycle II there was a significant increase of 96.6%. This proved that the speaking ability of ESP students increased by using self assessment and peer assessment.Abstrak.: Ketik abstrak bahasa indonesia. tidak boleh lebih dari 200 kata, dalam satu alinea tanpa acuan (referensi) tanpa singkatan/akronim, dan tanpa footnote. Abstrak ditulis bukan dalam bentuk matematis, pertanyaan, dan dugaan. Abstrak berisi: tujuan penelitian, metode penelitian, teknik analisis dan hasil penelitian. Diketik dengan font Times New Roman, spasi tunggal, dan dicetak miring. Self-Peer-Assessment (SPA) adalah salah satu metode pembelajaran yang dapat digunakan untuk meningkatkan kemampuan berbicara dalam bahasa Inggris. Kemampuan berbicara adalah salah satu keterampilan penting dalam bahasa Inggris dan sangat mendorong bagi siswa untuk belajar, terutama bagi siswa yang menggunakan ESP. karena akan menambah nilai dalam mengembangkan kemampuan mereka. Tujuan dari penelitian ini adalah untuk menjelaskan kemampuan mahasiswa Teknologi Laboratorium Medis ESP D3 (TLM) di Universitas Megarezky melalui penilaian sejawat (SPA). Penelitian ini adalah