diff --git a/services/oboeservice/AAudioServiceEndpoint.cpp b/services/oboeservice/AAudioServiceEndpoint.cpp
index ceefe93..b139be1 100644
--- a/services/oboeservice/AAudioServiceEndpoint.cpp
+++ b/services/oboeservice/AAudioServiceEndpoint.cpp
@@ -182,11 +182,12 @@
             : AUDIO_SOURCE_DEFAULT;
     audio_flags_mask_t flags;
     if (direction == AAUDIO_DIRECTION_OUTPUT) {
-        flags = AUDIO_FLAG_LOW_LATENCY
-            | AAudioConvert_allowCapturePolicyToAudioFlagsMask(params->getAllowedCapturePolicy());
+        flags = static_cast<audio_flags_mask_t>(AUDIO_FLAG_LOW_LATENCY
+                | AAudioConvert_allowCapturePolicyToAudioFlagsMask(
+                        params->getAllowedCapturePolicy()));
     } else {
-        flags = AUDIO_FLAG_LOW_LATENCY
-            | AAudioConvert_privacySensitiveToAudioFlagsMask(params->isPrivacySensitive());
+        flags = static_cast<audio_flags_mask_t>(AUDIO_FLAG_LOW_LATENCY
+                | AAudioConvert_privacySensitiveToAudioFlagsMask(params->isPrivacySensitive()));
     }
     return {
             .content_type = contentType,