diff --git a/src/ChangeLog b/src/ChangeLog
index 1af4e0eb3e..720581cf4f 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2005-07-20  John Levon  <levon@movementarian.org>
+
+	* tabular.C: fix 1748 - setting multicolumn adds
+	  left line to the first cell
+
 2005-07-19  Lars Gullik Bjønnes  <larsbj@lyx.org>
 
 	bug 1920
diff --git a/src/tabular.C b/src/tabular.C
index ecde4d1884..334e2151ef 100644
--- a/src/tabular.C
+++ b/src/tabular.C
@@ -1344,6 +1344,7 @@ void LyXTabular::setMultiColumn(Buffer * buffer, idx_type cell,
 	cs.alignment = column_info[column_of_cell(cell)].alignment;
 	cs.top_line = row_info[row_of_cell(cell)].top_line;
 	cs.bottom_line = row_info[row_of_cell(cell)].bottom_line;
+	cs.left_line = column_info[column_of_cell(cell)].left_line;
 	cs.right_line = column_info[column_of_cell(cell+number-1)].right_line;
 	for (idx_type i = 1; i < number; ++i) {
 		cellstruct & cs1 = cellinfo_of_cell(cell + i);