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-rw-r--r--chart2/source/inc/RegressionCurveCalculator.hxx4
1 files changed, 3 insertions, 1 deletions
diff --git a/chart2/source/inc/RegressionCurveCalculator.hxx b/chart2/source/inc/RegressionCurveCalculator.hxx
index 18c220f981be..553e1e3fc7c6 100644
--- a/chart2/source/inc/RegressionCurveCalculator.hxx
+++ b/chart2/source/inc/RegressionCurveCalculator.hxx
@@ -23,7 +23,9 @@
#include <rtl/ustrbuf.hxx>
#include <com/sun/star/chart2/XRegressionCurveCalculator.hpp>
-#include <com/sun/star/util/XNumberFormatter.hpp>
+
+namespace com { namespace sun { namespace star { namespace util { class XNumberFormatsSupplier; } } } }
+namespace com { namespace sun { namespace star { namespace util { class XNumberFormatter; } } } }
namespace chart
{