diff --git a/audio_effects.conf b/audio_effects.conf
index 7b88aee5..736e164d 100644
--- a/audio_effects.conf
+++ b/audio_effects.conf
@@ -148,3 +148,9 @@ effects {
 #
 # TODO: add default audio pre processor configurations after debug and tuning phase
 #
+
+pre_processing {
+  voice_communication {
+    aec {}
+  }
+}