diff --git a/src/Changes.cpp b/src/Changes.cpp
index e9191e37d8..1626f50f39 100644
--- a/src/Changes.cpp
+++ b/src/Changes.cpp
@@ -575,21 +575,22 @@ void Change::paintCue(PainterInfo & pi, double const x1, double const y1,
 	 * y2 /_____
 	 *    x1  x2
 	 */
-	double y = 0;
 	switch(type) {
 	case UNCHANGED:
 		return;
 	case INSERTED:
-		y = y2;
-		break;
+		pi.pain.line(int(x1), int(y2) + 1, int(x2), int(y2) + 1,
+		             color(), Painter::line_solid,
+		             pi.base.solidLineThickness());
+		return;
 	case DELETED:
-		y = y1;
-		break;
+		// FIXME: we cannot use antialias since we keep drawing on the same
+		// background with the current painting mechanism.
+		pi.pain.line(int(x1), int(y2), int(x2), int(y1),
+		             color(), Painter::line_solid_aliased,
+		             pi.base.solidLineThickness());
+		return;
 	}
-	// we cannot use antialias since we keep drawing on the same background
-	pi.pain.line(int(x1), int(y2), int(x2), int(y),
-	             color(), Painter::line_solid_aliased,
-	             pi.base.solidLineThickness());
 }
 
 
diff --git a/src/mathed/InsetMathHull.cpp b/src/mathed/InsetMathHull.cpp
index beb3b2a121..2916bb2ea0 100644
--- a/src/mathed/InsetMathHull.cpp
+++ b/src/mathed/InsetMathHull.cpp
@@ -559,15 +559,15 @@ void InsetMathHull::drawBackground(PainterInfo & pi, int x, int y) const
 void InsetMathHull::draw(PainterInfo & pi, int x, int y) const
 {
 	BufferView const * const bv = pi.base.bv;
+	Dimension const dim = dimension(*bv);
 
 	if (type_ == hullRegexp) {
-		Dimension const dim = dimension(*bv);
 		pi.pain.rectangle(x + 1, y - dim.ascent() + 1,
 			dim.width() - 2, dim.height() - 2, Color_regexpframe);
 	}
 
 	if (previewState(bv)) {
-		Dimension const dim = dimension(*bv);
+		// FIXME CT this
 		if (previewTooSmall(dim)) {
 			// we have an extra frame
 			preview_->draw(pi, x + ERROR_FRAME_WIDTH, y);
@@ -597,6 +597,10 @@ void InsetMathHull::draw(PainterInfo & pi, int x, int y) const
 			pi.draw(xx, yy, nl);
 		}
 	}
+	// drawing change line
+	if (canPaintChange(*bv))
+		pi.change_.paintCue(pi, x + 1, y + 1 - dim.asc,
+		                    x + dim.wid, y + dim.des);
 	setPosCache(pi, x, y);
 }
 
@@ -2582,4 +2586,12 @@ void InsetMathHull::recordLocation(DocIterator const & di)
 	docit_ = di;
 }
 
+
+bool InsetMathHull::canPaintChange(BufferView const &) const
+{
+	// We let RowPainter do it seamlessly for inline insets
+	return display() != Inline;
+}
+
+
 } // namespace lyx
diff --git a/src/mathed/InsetMathHull.h b/src/mathed/InsetMathHull.h
index 6f2f850e3b..f3ea8a8166 100644
--- a/src/mathed/InsetMathHull.h
+++ b/src/mathed/InsetMathHull.h
@@ -185,6 +185,8 @@ public:
 	std::string contextMenuName() const;
 	///
 	InsetCode lyxCode() const { return MATH_HULL_CODE; }
+	///
+	bool canPaintChange(BufferView const &) const;
 
 protected:
 	InsetMathHull(InsetMathHull const &);