diff --git a/firmware/application/receiver_model.cpp b/firmware/application/receiver_model.cpp
index 014d6339..dbc9ec9a 100644
--- a/firmware/application/receiver_model.cpp
+++ b/firmware/application/receiver_model.cpp
@@ -196,9 +196,9 @@ void ReceiverModel::update_headphone_volume() {
 
 static constexpr FSKConfiguration fsk_configuration_ais = {
 	.symbol_rate = 9600,
-	.access_code = 0b01010101010101010101111110,
-	.access_code_length = 26,
-	.access_code_tolerance = 1,
+	.access_code = 0b0101010101111110,
+	.access_code_length = 16,
+	.access_code_tolerance = 0,
 	.unstuffing_pattern = 0b111110,
 	.unstuffing_length = 6,
 };