diff --git a/zsnes/src/gui/guiwindp.inc b/zsnes/src/gui/guiwindp.inc
index cfedcbfb..a9d7ccfa 100644
--- a/zsnes/src/gui/guiwindp.inc
+++ b/zsnes/src/gui/guiwindp.inc
@@ -2547,7 +2547,7 @@ DisplayGUISound:
 %ifdef __WIN32__
     mov dword[GUITemp],GUIIconDataCheckBoxUC
     cmp byte[PrimaryBuffer],0
-    jne .nocheckbox13
+    je .nocheckbox13
     mov dword[GUITemp],GUIIconDataCheckBoxC
 .nocheckbox13
     GUIDisplayIconWin 6,11,101,[GUITemp]