diff --git a/media/libmedia/IMediaLogService.cpp b/media/libmedia/IMediaLogService.cpp
index 1536337..bc445ff 100644
--- a/media/libmedia/IMediaLogService.cpp
+++ b/media/libmedia/IMediaLogService.cpp
@@ -34,7 +34,7 @@
 class BpMediaLogService : public BpInterface<IMediaLogService>
 {
 public:
-    BpMediaLogService(const sp<IBinder>& impl)
+    explicit BpMediaLogService(const sp<IBinder>& impl)
         : BpInterface<IMediaLogService>(impl)
     {
     }