diff --git a/media/mtp/MtpResponsePacket.cpp b/media/mtp/MtpResponsePacket.cpp
index a1979d7..3ef714e 100644
--- a/media/mtp/MtpResponsePacket.cpp
+++ b/media/mtp/MtpResponsePacket.cpp
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+#define LOG_TAG "MtpResponsePacket"
+
 #include <stdio.h>
 #include <sys/types.h>
 #include <fcntl.h>