diff --git a/programs/network/ircc/textbox.inc b/programs/network/ircc/textbox.inc
index c002cb72bc..c7c47041bd 100644
--- a/programs/network/ircc/textbox.inc
+++ b/programs/network/ircc/textbox.inc
@@ -361,7 +361,7 @@ draw_channel_text:
         test    al, 10000000b
         jz      .next_char              ; 1 byte wide
 
-        add     edx, 4
+        add     edx, 3
         and     al, 11111000b
         cmp     al, 11110000b
         je      .next_char              ; 4 bytes wide