diff --git a/drawinglayer/source/geometry/viewinformation3d.cxx b/drawinglayer/source/geometry/viewinformation3d.cxx
index f0d25bbb07fa..84dd3ccfe79d 100644
--- a/drawinglayer/source/geometry/viewinformation3d.cxx
+++ b/drawinglayer/source/geometry/viewinformation3d.cxx
@@ -127,6 +127,7 @@ namespace drawinglayer::geometry
 
                 // prepare extended information for filtering. Maximum size is nCount
                 mxExtendedInformation.realloc(nCount);
+                auto pExtendedInformation = mxExtendedInformation.getArray();
 
                 for(sal_Int32 a(0); a < nCount; a++)
                 {
@@ -200,7 +201,7 @@ namespace drawinglayer::geometry
                     else
                     {
                         // extra information; add to filtered information
-                        mxExtendedInformation[nExtendedInsert++] = rProp;
+                        pExtendedInformation[nExtendedInsert++] = rProp;
                     }
                 }