diff --git a/plugins/graylog2/graylog2_plugin.c b/plugins/graylog2/graylog2_plugin.c
index bbe11303..379f0efb 100644
--- a/plugins/graylog2/graylog2_plugin.c
+++ b/plugins/graylog2/graylog2_plugin.c
@@ -81,7 +81,7 @@ ssize_t uwsgi_graylog2_logger(struct uwsgi_logger *ul, char *message, size_t len
 	if (truncated) truncated = 128 - (truncated-1);
 	else (truncated = g2c.escaped_len);
 
-	int rlen = snprintf(g2c.json_buf, MAX_GELF, "{ \"version\": \"1.0\", \"host\": \"%s\", \"short_message\": \"%.*s\", \"full_message\": \"%.*s\", \"timestamp\": %d, \"facility\": \"uWSGI-%s\" }",
+	int rlen = snprintf(g2c.json_buf, MAX_GELF, "{ \"version\": \"1.0\", \"host\": \"%s\", \"short_message\": \"%.*s\", \"full_message\": \"%.*s\", \"timestamp\": %d, \"level\": 5, \"facility\": \"uWSGI-%s\" }",
 		g2c.host, truncated, g2c.escaped_buf, (int)g2c.escaped_len, g2c.escaped_buf, (int) time(NULL), UWSGI_VERSION);
 
 	if (rlen > 0) {