--- ext/hash/php_hash_xxhash.h.orig
+++ ext/hash/php_hash_xxhash.h
@@ -18,7 +18,7 @@
 #define PHP_HASH_XXHASH_H
 
 #define XXH_INLINE_ALL 1
-#include "xxhash/xxhash.h"
+#include "xxhash.h"
 
 typedef struct {
 	XXH32_state_t s;
