diff --git a/Ccs/scripts/upload_IASW.py b/Ccs/scripts/upload_IASW.py
index 2251892395b8b5660faf7e2f46f9fcc3f817c567..0372759f7bfc36a19f733db1f2b93a80b2845190 100644
--- a/Ccs/scripts/upload_IASW.py
+++ b/Ccs/scripts/upload_IASW.py
@@ -19,7 +19,7 @@ cfl.upload_srec(srecfile, memid, mem_addr, segid, pool_name='LIVE', max_pkt_size
 srecfile = '/path/to/srec'  # SREC filename
 memid = 'EEPROM'
 tc_cmd = 'SES CMD_Memory_Load'
-dlen, dcrc = srec_direct(srecfile, memid, pool_name='LIVE', max_pkt_size=1024, tcname=tc_cmd, sleep=0.125, byte_align=2)
+dlen, dcrc = cfl.srec_direct(srecfile, memid, pool_name='LIVE', max_pkt_size=200, tcname=tc_cmd, sleep=0.125, byte_align=2)
 
 
 #! CCS.BREAKPOINT