diff --git a/src/libretro/libretro.cxx b/src/libretro/libretro.cxx
index c3c508550..e9fe39de5 100644
--- a/src/libretro/libretro.cxx
+++ b/src/libretro/libretro.cxx
@@ -629,7 +629,7 @@ bool retro_load_game(const struct retro_game_info *info)
   // Send controller infos to libretro
   environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)controller_infos);
   // Send controller input descriptions to libretro
-  environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
+  environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, (void*)desc);
 
   if(!environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
   {