diff --git a/chart2/source/tools/HistogramDataSequence.cxx b/chart2/source/tools/HistogramDataSequence.cxx
index d71e45ef74a4..c98a6c92fd33 100644
--- a/chart2/source/tools/HistogramDataSequence.cxx
+++ b/chart2/source/tools/HistogramDataSequence.cxx
@@ -15,7 +15,6 @@
 #include <comphelper/sequenceashashmap.hxx>
 #include <cppuhelper/supportsservice.hxx>
 
-#include <cppuhelper/supportsservice.hxx>
 #include <algorithm>
 #include <strings.hrc>
 #include <ResId.hxx>