diff --git a/src/bootloader/boards/denano/board.c b/src/bootloader/boards/denano/board.c
index 67870fe..735a897 100644
--- a/src/bootloader/boards/denano/board.c
+++ b/src/bootloader/boards/denano/board.c
@@ -13,24 +13,6 @@
 #ifdef WITH_DEBUGGER
 extern uart_if_t uart_if[];
 
-#ifdef WITH_GDB_STUB
-extern void handle_exception (unsigned long *registers);
-#else
-extern int dbg_handler(struct xcptcontext * xcp);
-#endif
-
-int dbg_stub(struct xcptcontext * xcp) __attribute__ ((section (".dbg_stub"))) __attribute__ ((used));
-int dbg_stub(struct xcptcontext * xcp)
-{
-#ifdef WITH_GDB_STUB
-	handle_exception((unsigned long *)xcp);
-	return 0;
-#else
-	return dbg_handler(xcp);
-#endif
-	
-}
-
 void dbg_putchar(char c)
 {
 	if (c == 0x0A)