2 files changed, 3 insertions, 2 deletions
diff --git a/reportdesign/source/filter/xml/xmlExportDocumentHandler.cxx b/reportdesign/source/filter/xml/xmlExportDocumentHandler.cxx
index aa064caef2ef..b5f3383b3061 100644
--- a/reportdesign/source/filter/xml/xmlExportDocumentHandler.cxx
+++ b/reportdesign/source/filter/xml/xmlExportDocumentHandler.cxx
@@ -273,7 +273,7 @@ void SAL_CALL ExportDocumentHandler::setDocumentLocator(const uno::Reference< xm
 }
 void SAL_CALL ExportDocumentHandler::initialize( const uno::Sequence< uno::Any >& _aArguments )
 {
-    ::osl::MutexGuard aGuard(m_aMutex);
+    std::unique_lock aGuard(m_aMutex);
     comphelper::SequenceAsHashMap aArgs(_aArguments);
     m_xDelegatee = aArgs.getUnpackedValueOrDefault("DocumentHandler",m_xDelegatee);
     m_xModel = aArgs.getUnpackedValueOrDefault("Model",m_xModel);
diff --git a/reportdesign/source/filter/xml/xmlExportDocumentHandler.hxx b/reportdesign/source/filter/xml/xmlExportDocumentHandler.hxx
index 87959ccea7e1..93465e674242 100644
--- a/reportdesign/source/filter/xml/xmlExportDocumentHandler.hxx
+++ b/reportdesign/source/filter/xml/xmlExportDocumentHandler.hxx
@@ -30,6 +30,7 @@
 #include <com/sun/star/chart2/data/XDatabaseDataProvider.hpp>
 #include <comphelper/uno3.hxx>
 #include <xmloff/xmltoken.hxx>
+#include <mutex>
 
 namespace rptxml
 {
@@ -74,7 +75,7 @@ private:
 
     virtual ~ExportDocumentHandler() override;
 
-    ::osl::Mutex                                              m_aMutex;
+    std::mutex                                                m_aMutex;
     css::uno::Reference< css::uno::XComponentContext >        m_xContext;
     css::uno::Reference< css::xml::sax::XDocumentHandler >    m_xDelegatee;
     css::uno::Reference< css::uno::XAggregation >             m_xProxy;