diff --git a/lib/iscsi/tgt_node.c b/lib/iscsi/tgt_node.c
index d810fdc44..4b2366444 100644
--- a/lib/iscsi/tgt_node.c
+++ b/lib/iscsi/tgt_node.c
@@ -47,7 +47,7 @@
 #include "iscsi/init_grp.h"
 #include "iscsi/task.h"
 
-#define MAX_TMPBUF 1024
+#define MAX_TMPBUF 4096
 #define MAX_MASKBUF 128
 
 static bool