diff --git a/pkgs/applications/emulators/libretro/cores/o2em.nix b/pkgs/applications/emulators/libretro/cores/o2em.nix
index bce4470721ca..1b5d66d9b473 100644
--- a/pkgs/applications/emulators/libretro/cores/o2em.nix
+++ b/pkgs/applications/emulators/libretro/cores/o2em.nix
@@ -5,13 +5,13 @@
 }:
 mkLibretroCore {
   core = "o2em";
-  version = "0-unstable-2026-03-31";
+  version = "0-unstable-2026-04-20";
 
   src = fetchFromGitHub {
     owner = "libretro";
     repo = "libretro-o2em";
-    rev = "dee1076eb70c728d4ff47186aea9cd1c11ce7638";
-    hash = "sha256-djj7sEkUIoze1sZaZciIw7PdYDb1wETuZd4CFdZTiUM=";
+    rev = "e03d3be88f79fe940b933e53f1515d97313f6c59";
+    hash = "sha256-OSW81RXyXbv4s6hGDdQwE0FEk6xeeA0SM3d47M+mQVw=";
   };
 
   makefile = "Makefile";