diff --git a/lib/hash.h b/lib/hash.h
index 66ef3dfeb..fb7ec4130 100644
--- a/lib/hash.h
+++ b/lib/hash.h
@@ -25,8 +25,6 @@
 
 #include "setup.h"
 
-#include "setup.h"
-
 #include <stddef.h>
 
 #include "llist.h"