diff --git a/db_bridge/main.cpp b/db_bridge/main.cpp
--- a/db_bridge/main.cpp
+++ b/db_bridge/main.cpp
@@ -4,9 +4,9 @@
  */
 
 #ifdef WITH_POSTGRESQL
-#include <postgresql_db.h>
+#include <postgresql_db.hpp>
 #else
-#include <mysql_db.h>
+#include <mysql_db.hpp>
 #endif
 
 #include <cstdlib>