diff --git a/common/cmd_pxe.c b/common/cmd_pxe.c
index 77a7dd17ac..f75ba205ab 100644
--- a/common/cmd_pxe.c
+++ b/common/cmd_pxe.c
@@ -24,7 +24,7 @@
 
 #include "menu.h"
 
-#define MAX_TFTP_PATH_LEN 127
+#define MAX_TFTP_PATH_LEN 512
 
 /*
  * Like getenv, but prints an error if envvar isn't defined in the