diff --git a/src/base/stats/mysql.cc b/src/base/stats/mysql.cc
index 9adc071473..605075009d 100644
--- a/src/base/stats/mysql.cc
+++ b/src/base/stats/mysql.cc
@@ -36,6 +36,7 @@
 
 #include "base/misc.hh"
 #include "base/mysql.hh"
+#include "base/statistics.hh"
 #include "base/stats/info.hh"
 #include "base/stats/mysql.hh"
 #include "base/stats/mysql_run.hh"