diff --git a/logdoctor/modules/craplog/modules/hash.cpp b/logdoctor/modules/craplog/modules/hash.cpp
index 92e9abe9..720abccb 100644
--- a/logdoctor/modules/craplog/modules/hash.cpp
+++ b/logdoctor/modules/craplog/modules/hash.cpp
@@ -29,7 +29,12 @@ bool HashOps::loadUsedHashesLists( const std::string& db_path )
     bool successful = true;
     const QString db_name = QString::fromStdString( db_path.substr( db_path.find_last_of( '/' ) + 1 ) );
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( db_path ) );
 
     if ( ! db.open() ) {
@@ -174,7 +179,12 @@ bool HashOps::insertUsedHashes( const std::string& db_path, const std::vector<st
     bool proceed = true;
 
     const QString db_name = QString::fromStdString( db_path.substr( db_path.find_last_of( '/' ) + 1 ) );
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( db_path ) );
 
     if ( ! db.open() ) {
diff --git a/logdoctor/modules/crapview/modules/query.cpp b/logdoctor/modules/crapview/modules/query.cpp
index 51b6c89a..b26dfaa7 100644
--- a/logdoctor/modules/crapview/modules/query.cpp
+++ b/logdoctor/modules/crapview/modules/query.cpp
@@ -154,7 +154,12 @@ void DbQuery::refreshDates(std::tuple<bool, std::unordered_map<int, std::unorder
     std::unordered_map<int, std::unordered_map<int, std::unordered_map<int, std::vector<int>>>> dates = {
         {11, {}}, {12, {}}, {13, {}} };
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( this->db_path ));
 
     if ( ! db.open() ) {
@@ -294,7 +299,12 @@ void DbQuery::updateWarnings( const QString& web_server, const std::vector<std::
 {
     bool successful = true;
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( this->db_path ));
 
     if ( ! db.open() ) {
@@ -343,7 +353,12 @@ void DbQuery::getWarnCounts( std::tuple<bool, std::vector<std::vector<std::vecto
     bool successful = true;
     std::vector<std::vector<std::vector<std::vector<QString>>>> items;
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( this->db_path ));
 
     if ( ! db.open() ) {
@@ -482,7 +497,12 @@ void DbQuery::getSpeedData(std::tuple<bool, std::vector<std::tuple<long long, st
     bool successful = true;
     std::vector<std::tuple<long long, std::vector<QString>>> data;
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( this->db_path ));
 
     if ( ! db.open() ) {
@@ -833,7 +853,12 @@ void DbQuery::getItemsCount( std::tuple<bool, std::vector<std::tuple<QString, in
     QHash<QString, int> aux_items;
     std::vector<std::tuple<QString, int>> items;
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( this->db_path ));
 
     if ( ! db.open() ) {
@@ -942,7 +967,12 @@ void DbQuery::getDaytimeCounts( std::tuple<bool, std::unordered_map<int, std::un
         {22, {{0,0},{10,0},{20,0},{30,0},{40,0},{50,0}}},  {23, {{0,0},{10,0},{20,0},{30,0},{40,0},{50,0}}},
     };
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( this->db_path ));
 
     if ( ! db.open() ) {
@@ -1180,7 +1210,12 @@ void DbQuery::getRelationalCountsDay(std::tuple<bool, std::vector<std::tuple<lon
     bool successful = true;
     std::vector<std::tuple<long long, int>> data;
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( this->db_path ));
 
     if ( ! db.open() ) {
@@ -1423,7 +1458,12 @@ void DbQuery::getRelationalCountsPeriod(std::tuple<bool, std::vector<std::tuple<
     bool successful = true;
     std::vector<std::tuple<long long, int>> data;
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( this->db_path ));
 
     if ( ! db.open() ) {
@@ -1808,7 +1848,12 @@ const bool DbQuery::getGlobalCounts( const QString& web_server, const std::unord
 {
     bool successful = true;
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( this->db_path ));
 
     if ( ! db.open() ) {
diff --git a/logdoctor/utilities/checks.cpp b/logdoctor/utilities/checks.cpp
index 6646e8ef..4ee0e43a 100644
--- a/logdoctor/utilities/checks.cpp
+++ b/logdoctor/utilities/checks.cpp
@@ -138,7 +138,12 @@ bool CheckSec::checkStatsDatabase( const std::string& db_path )
     const QString db_name = QString::fromStdString( db_path.substr( db_path.find_last_of( '/' ) + 1 ) );
     const std::vector<QString> ws_names = { "apache", "nginx", "iis" };
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( db_path ) );
 
     // check the existence
@@ -346,7 +351,12 @@ bool CheckSec::checkHashesDatabase( const std::string& db_path )
     const QString db_name = QString::fromStdString( db_path.substr( db_path.find_last_of( '/' ) + 1 ) );
     const std::vector<QString> ws_names = { "apache", "nginx", "iis" };
 
-    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
+    QSqlDatabase db;
+    if ( QSqlDatabase::contains("qt_sql_default_connection") ) {
+        db = QSqlDatabase::database("qt_sql_default_connection");
+    } else {
+        db = QSqlDatabase::addDatabase("QSQLITE");
+    }
     db.setDatabaseName( QString::fromStdString( db_path ) );
 
     // check the existence