diff --git a/pkgs/misc/emulators/epsxe/default.nix b/pkgs/misc/emulators/epsxe/default.nix
index 1d49dee5589..e367d6a1498 100644
--- a/pkgs/misc/emulators/epsxe/default.nix
+++ b/pkgs/misc/emulators/epsxe/default.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
   dontStrip = true;
 
   installPhase = ''
-    install -D epsxe${optionalString stdenv.is64bit "_x64"} $out/bin/epsxe
+    install -D ${if stdenv.is64bit then "epsxe_x64" else "ePSXe"} $out/bin/epsxe
     patchelf \
       --set-interpreter $(cat ${stdenv.cc}/nix-support/dynamic-linker) \
       --set-rpath ${makeLibraryPath buildInputs} \