diff --git a/include/c128.h b/include/c128.h
index 2799f8e39..2ca559d49 100644
--- a/include/c128.h
+++ b/include/c128.h
@@ -131,7 +131,7 @@ extern void c128_ptvjoy_joy[];
 extern void c128_stdjoy_joy[];  /* Referred to by joy_static_stddrv[] */
 extern void c128_1351_mous[];   /* Referred to by mouse_static_stddrv[] */
 extern void c128_joy_mou[];
-extern void c128_nkwll40_mou[];
+extern void c128_inkwell_mou[];
 extern void c128_pot_mou[];
 extern void c128_swlink_ser[];
 extern void c128_vdc_tgi[];     /* Referred to by tgi_static_stddrv[] */