diff --git a/nimble/host/audio/services/bass/src/ble_audio_svc_bass.c b/nimble/host/audio/services/bass/src/ble_audio_svc_bass.c
index e3cecb060..bba9e68cd 100644
--- a/nimble/host/audio/services/bass/src/ble_audio_svc_bass.c
+++ b/nimble/host/audio/services/bass/src/ble_audio_svc_bass.c
@@ -307,8 +307,9 @@ ble_svc_audio_bass_add_source(uint8_t *data, uint16_t data_len, uint16_t conn_ha
     operation.conn_handle = conn_handle;
 
     operation.add_source.adv_addr.type = data[offset++];
-    if (operation.add_source.adv_addr.type != BLE_ADDR_PUBLIC ||
-        operation.add_source.adv_addr.type != BLE_ADDR_RANDOM) {
+
+    if (!(operation.add_source.adv_addr.type != BLE_ADDR_PUBLIC ||
+        operation.add_source.adv_addr.type != BLE_ADDR_RANDOM)) {
         rc = BLE_HS_EINVAL;
         ev.bass_operation_status.status = BLE_HS_EINVAL;
         goto done;