diff --git a/plugins/libplugin.c b/plugins/libplugin.c
index 109ba9588..e66f09ca5 100644
--- a/plugins/libplugin.c
+++ b/plugins/libplugin.c
@@ -1357,8 +1357,8 @@ struct plugin_timer *plugin_timer_(struct plugin *p, struct timerel t,
 	return timer;
 }
 
-static void plugin_logv(struct plugin *p, enum log_level l,
-			const char *fmt, va_list ap)
+void plugin_logv(struct plugin *p, enum log_level l,
+		 const char *fmt, va_list ap)
 {
 	struct json_stream *js = new_json_stream(NULL, NULL, NULL);
 
diff --git a/plugins/libplugin.h b/plugins/libplugin.h
index efda2f492..4868cf442 100644
--- a/plugins/libplugin.h
+++ b/plugins/libplugin.h
@@ -372,6 +372,7 @@ struct plugin_timer *plugin_timer_(struct plugin *p,
 
 /* Log something */
 void plugin_log(struct plugin *p, enum log_level l, const char *fmt, ...) PRINTF_FMT(3, 4);
+void plugin_logv(struct plugin *p, enum log_level l, const char *fmt, va_list ap);
 
 /* Notify the caller of something. */
 struct json_stream *plugin_notify_start(struct command *cmd, const char *method);