diff --git a/dlls/sane.ds/ui.c b/dlls/sane.ds/ui.c
index befb5cc644d..da9dfb984b0 100644
--- a/dlls/sane.ds/ui.c
+++ b/dlls/sane.ds/ui.c
@@ -37,10 +37,10 @@
 #include "wine/debug.h"
 #include "resource.h"
 
-WINE_DEFAULT_DEBUG_CHANNEL(twain);
-
 #ifdef HAVE_SANE
 
+WINE_DEFAULT_DEBUG_CHANNEL(twain);
+
 #define ID_BASE 0x100
 #define ID_EDIT_BASE 0x1000
 #define ID_STATIC_BASE 0x2000