diff --git a/src/colnod/databasemanager.cpp b/src/colnod/databasemanager.cpp
index aabd7c7..00b962e 100644
--- a/src/colnod/databasemanager.cpp
+++ b/src/colnod/databasemanager.cpp
@@ -186,7 +186,7 @@ void DatabaseManager::createTables()
 }
 
 // return last_sync time
-uint64_t DatabaseManager::getLastSync()
+quint64 DatabaseManager::getLastSync()
 {
     query.exec("SELECT last_sync FROM config");
     query.next();