diff --git a/lib/include/DOtherSide/DOtherSide.h b/lib/include/DOtherSide/DOtherSide.h
index 2c14f9d..3ff54d9 100644
--- a/lib/include/DOtherSide/DOtherSide.h
+++ b/lib/include/DOtherSide/DOtherSide.h
@@ -691,7 +691,13 @@ DOS_API DosQModelIndex *DOS_CALL dos_qmodelindex_sibling(const DosQModelIndex *v
 /// \brief Calls the QModelIndex::operator=(const QModelIndex&) function
 /// \param l The left side QModelIndex
 /// \param r The right side QModelIndex
-DOS_API void DOS_CALL dos_qmodelindex_assign (DosQModelIndex *l, const DosQModelIndex *r);
+DOS_API void DOS_CALL dos_qmodelindex_assign(DosQModelIndex *l, const DosQModelIndex *r);
+
+/// \brief Calls the QModelIndex::internalPointer function
+/// \param vptr The QModelIndex
+/// \return The internal pointer
+DOS_API void* DOS_CALL dos_qmodelindex_internalPointer(DosQModelIndex *vptr);
+
 
 /// @}
 
diff --git a/lib/src/DOtherSide.cpp b/lib/src/DOtherSide.cpp
index 53443f0..0485011 100644
--- a/lib/src/DOtherSide.cpp
+++ b/lib/src/DOtherSide.cpp
@@ -524,6 +524,12 @@ void dos_qmodelindex_assign(::DosQModelIndex *l, const ::DosQModelIndex *r)
     *li = *ri;
 }
 
+void *dos_qmodelindex_internalPointer(DosQModelIndex *vptr)
+{
+    auto index = static_cast<const QModelIndex *>(vptr);
+    return index->internalPointer();
+}
+
 ::DosQHashIntQByteArray *dos_qhash_int_qbytearray_create()
 {
     return new QHash<int, QByteArray>();