diff --git a/dist/tools/jlink/jlink.sh b/dist/tools/jlink/jlink.sh
index 8783f529af..03edba36e3 100755
--- a/dist/tools/jlink/jlink.sh
+++ b/dist/tools/jlink/jlink.sh
@@ -68,7 +68,7 @@ _JLINK_IF=SWD
 _JLINK_SPEED=2000
 # default terminal frontend
 _JLINK_TERMPROG=${RIOTTOOLS}/pyterm/pyterm
-_JLINK_TERMFLAGS="-ts 19021"
+_JLINK_TERMFLAGS="-ts 19021 ${PYTERMFLAGS}"
 
 #
 # a couple of tests for certain configuration options