diff --git a/epics/iocs/ISTTOKrpi2/iocBoot/iocISTTOKrpi2/st.cmd b/epics/iocs/ISTTOKrpi2/iocBoot/iocISTTOKrpi2/st.cmd
index 0f263a6..6b41ec0 100755
--- a/epics/iocs/ISTTOKrpi2/iocBoot/iocISTTOKrpi2/st.cmd
+++ b/epics/iocs/ISTTOKrpi2/iocBoot/iocISTTOKrpi2/st.cmd
@@ -27,9 +27,9 @@ asynSetOption("RS0", 0, "crtscts", "N")
 
 dbLoadRecords("db/ISTTOKpfeiffer.db","P=ISTTOK:,R=vacuum:,bus=RS0")
 # Uncomment to Debug STREAM serial activity
-var streamError 1
-var streamDebug 1
-streamSetLogfile("stream_logfile.txt")
+#var streamError 1
+#var streamDebug 1
+#streamSetLogfile("stream_logfile.txt")
  
 cd "${TOP}/iocBoot/${IOC}"
 iocInit