diff --git a/scripts/container/dcall-lightning-client b/scripts/container/dcall-lightning-client
index 4c3061f..6be6a5b 100755
--- a/scripts/container/dcall-lightning-client
+++ b/scripts/container/dcall-lightning-client
@@ -15,7 +15,7 @@ dcall \
   -t filesrc \
   -a file:///assets/i_have_a_dream.mp3 \
   -s fakesink \
-  -b 127.0.0.1
+  -b 127.0.0.1 \
   -l $3 \
   -d $4/log/client-dcall-gstreamer.log \
 > $4/log/client-dcall-stdout.log 2> $4/log/client-dcall-stderr.log
diff --git a/scripts/container/dcall-lightning-server b/scripts/container/dcall-lightning-server
index 4bc30b8..6080146 100755
--- a/scripts/container/dcall-lightning-server
+++ b/scripts/container/dcall-lightning-server
@@ -15,7 +15,7 @@ dcall \
   -t filesrc \
   -a file:///assets/i_have_a_dream.mp3 \
   -s fakesink \
-  -b 127.0.0.1
+  -b 127.0.0.1 \
   -l $3 \
   -d ../log/server-dcall-gstreamer.log \
 > ../log/server-dcall-stdout.log 2> ../log/server-dcall-stderr.log