diff --git a/include/debug.h b/include/debug.h
index d4bce54..59e7731 100644
--- a/include/debug.h
+++ b/include/debug.h
@@ -71,7 +71,7 @@
 
 #define PANIC_UNIMPLEMENTED panic("%s unimplemented\n", __PRETTY_FUNCTION__)
 
-void * __stack_chk_guard;
+uintptr_t __stack_chk_guard;
 
 /*
 * Initialize the stack protector canary value.