diff --git a/sc/source/filter/starcalc/collect.cxx b/sc/source/filter/starcalc/collect.cxx
index a46410591b11..e64e0962573e 100644
--- a/sc/source/filter/starcalc/collect.cxx
+++ b/sc/source/filter/starcalc/collect.cxx
@@ -124,19 +124,6 @@ ScDataObject* ScCollection::At(sal_uInt16 nIndex) const
 }
 
 
-
-sal_uInt16 ScCollection::IndexOf(ScDataObject* pScDataObject) const
-{
-    sal_uInt16 nIndex = 0xffff;
-    for (sal_uInt16 i = 0; ((i < nCount) && (nIndex == 0xffff)); i++)
-    {
-        if (pItems[i] == pScDataObject) nIndex = i;
-    }
-    return nIndex;
-}
-
-
-
 ScCollection& ScCollection::operator=( const ScCollection& r )
 {
     // Check for self-assignment
diff --git a/sc/source/filter/starcalc/collect.hxx b/sc/source/filter/starcalc/collect.hxx
index 33001f881b4c..8e7d3086f488 100644
--- a/sc/source/filter/starcalc/collect.hxx
+++ b/sc/source/filter/starcalc/collect.hxx
@@ -48,7 +48,6 @@ public:
     bool                    Insert(ScDataObject* pScDataObject);
 
     ScDataObject*           At(sal_uInt16 nIndex) const;
-    sal_uInt16              IndexOf(ScDataObject* pScDataObject) const;
     sal_uInt16              GetCount() const;
 
     ScDataObject*  operator[]( const sal_uInt16 nIndex) const { return At(nIndex); }
diff --git a/unusedcode.easy b/unusedcode.easy
index b9d71fc3c51e..59e7e4d38d8f 100644
--- a/unusedcode.easy
+++ b/unusedcode.easy
@@ -66,7 +66,6 @@ ScCellValue::ScCellValue(ScFormulaCell const&)
 ScCellValue::hasNumeric() const
 ScCellValue::hasString() const
 ScCellValue::set(ScFormulaCell const&)
-ScCollection::IndexOf(ScDataObject*) const
 ScDocument::CreateFormatTable() const
 ScExtIButton::GetSelected() const
 ScVbaFormat<ooo::vba::excel::XStyle>::getAddIndent()