diff --git a/src/core/PieceTable.cc b/src/core/PieceTable.cc
index 599bd49..d2bd0e8 100644
--- a/src/core/PieceTable.cc
+++ b/src/core/PieceTable.cc
@@ -342,7 +342,7 @@ void PieceTable::begin_insert(const Cursor & cursor, bool before)
 {
     Piece * piece = cursor.iterator.piece;
     uint32_t offset = cursor.iterator.offset;
-    if (!before && cursor.iterator.has_char())
+    if (!before && cursor.iterator.has_char() && (*cursor != INTERNAL_EOL))
     {
         offset += cursor.iterator.num_bytes_in_code_point();
     }