diff --git a/src/vid_et4000.c b/src/vid_et4000.c
index 6f2fdf2..ee30098 100644
--- a/src/vid_et4000.c
+++ b/src/vid_et4000.c
@@ -209,6 +209,7 @@ void et4000_kasan_out(uint16_t addr, uint8_t val, void *p)
                                 case 5:
                                 et4000->kasan_cfg_regs[5] = val;
                                 et4000->svga.ksc5601_english_font_type = 0x100 | val;
+                                break;
                                 case 6:
                                 case 7:
                                 et4000->svga.ksc5601_udc_area_msb[et4000->kasan_cfg_index - 0xF6] = val;