diff --git a/c/src/lib/libbsp/v850/gdbv850sim/include/bsp.h b/c/src/lib/libbsp/v850/gdbv850sim/include/bsp.h
index 671369ebeb..ac8b43024f 100644
--- a/c/src/lib/libbsp/v850/gdbv850sim/include/bsp.h
+++ b/c/src/lib/libbsp/v850/gdbv850sim/include/bsp.h
@@ -19,7 +19,6 @@
 #include <bsp/default-initial-extension.h>
 
 #include <rtems.h>
-#include <rtems/iosupp.h>
 
 #ifdef __cplusplus
 extern "C" {