diff --git a/cores/libretro-net-retropad/net_retropad_core.c b/cores/libretro-net-retropad/net_retropad_core.c
index 09b06c0524..07da9a8854 100644
--- a/cores/libretro-net-retropad/net_retropad_core.c
+++ b/cores/libretro-net-retropad/net_retropad_core.c
@@ -91,7 +91,7 @@ static struct descriptor joypad = {
    .index_min = 0,
    .index_max = 0,
    .id_min = RETRO_DEVICE_ID_JOYPAD_B,
-   .id_max = RETRO_DEVICE_ID_JOYPAD_R3
+   .id_max = RETRO_DEVICE_ID_JOYPAD_R3 + 1
 };
 
 static struct descriptor analog = {