diff --git a/include/proto/log.h b/include/proto/log.h
index b994470..30d4dce 100644
--- a/include/proto/log.h
+++ b/include/proto/log.h
@@ -46,6 +46,8 @@
 
 extern char default_rfc5424_sd_log_format[];
 
+extern unsigned int dropped_logs;
+
 extern THREAD_LOCAL char *logheader;
 extern THREAD_LOCAL char *logheader_rfc5424;
 extern THREAD_LOCAL char *logline;