diff --git a/src/builtin/xor_codes/xor_code.c b/src/builtin/xor_codes/xor_code.c
index f1d1446..32defcc 100644
--- a/src/builtin/xor_codes/xor_code.c
+++ b/src/builtin/xor_codes/xor_code.c
@@ -27,7 +27,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <time.h>
-#include <xor_code.h>
+#include "xor_code.h"
 
 const int g_bit_lookup[] = {0x1, 0x2, 0x4, 0x8,
                                  0x10, 0x20, 0x40, 0x80,
diff --git a/src/builtin/xor_codes/xor_hd_code.c b/src/builtin/xor_codes/xor_hd_code.c
index 309a114..087efcb 100644
--- a/src/builtin/xor_codes/xor_hd_code.c
+++ b/src/builtin/xor_codes/xor_hd_code.c
@@ -25,8 +25,8 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <xor_code.h>
-#include <xor_hd_code_defs.h>
+#include "xor_code.h"
+#include "xor_hd_code_defs.h"
 
 /*
  * Returns -1 if not possible