diff --git a/miosix/kernel/process.h b/miosix/kernel/process.h
index e112c0e7b41621c24e8d874a2ca83d7b044d9db0..552f6d4d87aa72b8639fba2d479e36a326f5a047 100644
--- a/miosix/kernel/process.h
+++ b/miosix/kernel/process.h
@@ -37,6 +37,7 @@
 #include "elf_program.h"
 #include "config/miosix_settings.h"
 #include "filesystem/file_access.h"
+#include "interfaces_private/userspace.h" //TODO: avoid including private header
 
 #ifdef WITH_PROCESSES