diff --git a/cmd/pxe_utils.c b/cmd/pxe_utils.c
index 42b584ead3..a636346bb5 100644
--- a/cmd/pxe_utils.c
+++ b/cmd/pxe_utils.c
@@ -22,7 +22,7 @@
 
 #include "pxe_utils.h"
 
-#define MAX_TFTP_PATH_LEN 127
+#define MAX_TFTP_PATH_LEN 512
 
 bool is_pxe;