diff --git a/scripts/container/dcall-lightning-client b/scripts/container/dcall-lightning-client
index 886d326..b310171 100755
--- a/scripts/container/dcall-lightning-client
+++ b/scripts/container/dcall-lightning-client
@@ -13,7 +13,7 @@ donar \
 
 dcall \
   -t filesrc \
-  -a /assets/i_have_a_dream.mp3 \
+  -a file:///assets/i_have_a_dream.mp3 \
   -s fakesink \
   -l $3 \
   -d $4/log/server-dcall-gstreamer.log \
diff --git a/scripts/container/dcall-lightning-server b/scripts/container/dcall-lightning-server
index ec9db4f..46a2c51 100755
--- a/scripts/container/dcall-lightning-server
+++ b/scripts/container/dcall-lightning-server
@@ -13,7 +13,7 @@ donar \
 
 dcall \
   -t filesrc \
-  -a /assets/i_have_a_dream.mp3 \
+  -a file:///assets/i_have_a_dream.mp3 \
   -s fakesink \
   -l $3 \
   -d ../log/server-dcall-gstreamer.log \