diff --git a/src/server/shared/Database/DatabaseWorkerPool.h b/src/server/shared/Database/DatabaseWorkerPool.h
index c113a728709..8c8a895499f 100644
--- a/src/server/shared/Database/DatabaseWorkerPool.h
+++ b/src/server/shared/Database/DatabaseWorkerPool.h
@@ -27,6 +27,7 @@
 #include "MySQLConnection.h"
 #include "Transaction.h"
 #include "DatabaseWorker.h"
+#include "PreparedStatement.h"
 
 enum MySQLThreadBundle
 {