diff --git a/xmloff/source/chart/SchXMLSeries2Context.cxx b/xmloff/source/chart/SchXMLSeries2Context.cxx
index e881298abe17..bfc3932a34d4 100644
--- a/xmloff/source/chart/SchXMLSeries2Context.cxx
+++ b/xmloff/source/chart/SchXMLSeries2Context.cxx
@@ -277,6 +277,7 @@ SchXMLSeries2Context::SchXMLSeries2Context(
         m_bStockHasVolume( bStockHasVolume ),
         m_rGlobalSeriesImportInfo(rGlobalSeriesImportInfo),
         mpAttachedAxis( NULL ),
+        mnAttachedAxis( 0 ),
         maGlobalChartTypeName( aGlobalChartTypeName ),
         maSeriesChartTypeName( aGlobalChartTypeName ),
         m_bHasDomainContext(false),