diff --git a/src/mathed/math_deliminset.C b/src/mathed/math_deliminset.C
index 1f46ecf5b5..c61c98b7f6 100644
--- a/src/mathed/math_deliminset.C
+++ b/src/mathed/math_deliminset.C
@@ -76,20 +76,9 @@ void MathDelimInset::draw(Painter & pain, int x, int y) const
 	xo(x);
 	yo(y); 
 
-	int w = dw();
+	int const w = dw();
+	int const b = y - ascent_ - 2;
 	xcell(0).draw(pain, x + w + 2, y);
-	
-	if (latexName(left_) == ".") {
-		pain.line(x + 2, yo() - ascent_, x + 2, yo() + descent_,
-			  LColor::mathcursor, Painter::line_onoffdash);
-	} else
-		mathed_draw_deco(pain, x, y - ascent_ - 2, w, height() + 4, left_);
-
-	x += width();
-
-	if (latexName(right_) == ".") {
-		pain.line(x + 2, yo() - ascent_, x + 2, yo() + descent_,
-			  LColor::mathcursor, Painter::line_onoffdash);
-	} else
-		mathed_draw_deco(pain, x - dw(), y - ascent_ - 2, w, height() + 4, right_);
+	mathed_draw_deco(pain, x, b, w, height() + 4, left_);
+	mathed_draw_deco(pain, x + width() - w, b, w, height() + 4, right_);
 }
diff --git a/src/mathed/support.C b/src/mathed/support.C
index 3e2ca3b04e..a1b6440b45 100644
--- a/src/mathed/support.C
+++ b/src/mathed/support.C
@@ -573,6 +573,12 @@ void mathed_draw_deco(Painter & pain, int x, int y, int w, int h,
 	int i = 0;
 	string name = l->name;
 	int code = (name.size() > 1) ? l->id : name[0];
+
+	if (name == ".") {
+		pain.line(x + w/2, y, x + w/2, y + h,
+			  LColor::mathcursor, Painter::line_onoffdash);
+		return;
+	}	
 	
 	deco_struct const * mds = search_deco(code);
 	if (!mds) {