diff --git a/spa/plugins/aec/aec-webrtc.cpp b/spa/plugins/aec/aec-webrtc.cpp
index 59c910afc..d09ccf226 100644
--- a/spa/plugins/aec/aec-webrtc.cpp
+++ b/spa/plugins/aec/aec-webrtc.cpp
@@ -161,6 +161,8 @@ static int webrtc_run(void *data, const float *rec[], const float *play[], float
 }
 
 static struct spa_audio_aec_methods impl_aec = {
+    .version = 0,
+	.add_listener = NULL,
 	.init = webrtc_init,
 	.run = webrtc_run,
 };