diff --git a/contrib/prometheus-exporter/service-prometheus.c b/contrib/prometheus-exporter/service-prometheus.c
index 9375f0a..7615698 100644
--- a/contrib/prometheus-exporter/service-prometheus.c
+++ b/contrib/prometheus-exporter/service-prometheus.c
@@ -23,9 +23,10 @@
 #include <haproxy/http.h>
 #include <haproxy/http_htx.h>
 #include <haproxy/htx.h>
+#include <haproxy/list.h>
 #include <haproxy/listener.h>
+#include <haproxy/log.h>
 #include <haproxy/pool.h>
-#include <haproxy/list.h>
 
 #include <haproxy/compression.h>
 #include <haproxy/pipe.h>