diff --git a/src/activity.c b/src/activity.c
index e9a66fc..0732197 100644
--- a/src/activity.c
+++ b/src/activity.c
@@ -17,7 +17,7 @@
 #include <types/activity.h>
 #include <proto/channel.h>
 #include <proto/cli.h>
-#include <proto/freq_ctr.h>
+#include <haproxy/freq_ctr.h>
 #include <proto/stream_interface.h>