diff --git a/src/classic/avdtp.h b/src/classic/avdtp.h
index a1431ffdc..b7c458cb0 100644
--- a/src/classic/avdtp.h
+++ b/src/classic/avdtp.h
@@ -581,4 +581,4 @@ uint8_t is_avdtp_remote_seid_registered(avdtp_stream_endpoint_t * stream_endpoin
 }
 #endif
 
-#endif // __AVDTP_H
\ No newline at end of file
+#endif // __AVDTP_H
diff --git a/src/classic/avdtp_sink.h b/src/classic/avdtp_sink.h
index 908010280..24bc1c621 100644
--- a/src/classic/avdtp_sink.h
+++ b/src/classic/avdtp_sink.h
@@ -180,4 +180,4 @@ uint8_t avdtp_sink_delay_report(uint16_t avdtp_cid, uint8_t local_seid, uint16_t
 }
 #endif
 
-#endif // __AVDTP_SINK_H
\ No newline at end of file
+#endif // __AVDTP_SINK_H
diff --git a/src/classic/avdtp_source.h b/src/classic/avdtp_source.h
index b3010b1ff..4996162d3 100644
--- a/src/classic/avdtp_source.h
+++ b/src/classic/avdtp_source.h
@@ -158,4 +158,4 @@ avdtp_stream_endpoint_t * avdtp_source_create_stream_endpoint(avdtp_sep_type_t s
 }
 #endif
 
-#endif // __AVDTP_SOURCE_H
\ No newline at end of file
+#endif // __AVDTP_SOURCE_H
diff --git a/src/hci_dump.h b/src/hci_dump.h
index 7f30dafc2..f93dd8a7d 100644
--- a/src/hci_dump.h
+++ b/src/hci_dump.h
@@ -89,7 +89,7 @@ void hci_dump_packet(uint8_t packet_type, uint8_t in, uint8_t *packet, uint16_t
  */
 void hci_dump_log(int log_level, const char * format, ...)
 #ifdef __GNUC__
-__attribute__ ((format (__printf__, 2, 3)));
+__attribute__ ((format (__printf__, 2, 3)))
 #endif
 ;