Despite various transfer rumors, Ramírez stayed in Morelia and made his Apertura 2012 debut in a scoreless draw against Cruz Azul. On September 14, 2012, in an away match against Pachuca, Ramírez assisted Carlos Ochoa on Morelia's second goal of the match, Morelia ended up losing 3–2. Like the previous season, Ramírez appeared in 15 of the 17 matches but was booked eight times, the most of any of his seasons in Morelia. Morelia ended the season in fifth with 27 points and faced Club América in the quarterfinals, due to getting a call-up from José Pekerman for Colombia's friendly against Brazil, Ramírez was unable to play the first leg in Morelia in which Morelia lost 2–0. Ramírez returned in the second leg at Estadio Azteca but was booked in the 55th minute as Morelia won 2–1 but lost on aggregate 3–2 and were eliminated.