diff --git a/src/components/fx/hover.js b/src/components/fx/hover.js
index d5b40e76123..eff1e1a2c4e 100644
--- a/src/components/fx/hover.js
+++ b/src/components/fx/hover.js
@@ -131,21 +131,10 @@ exports.loneHover = function loneHover(hoverItems, opts) {
     var gLeft = getLeftOffset(gd);
 
     var pointsData = hoverItems.map(function(hoverItem) {
-        var _x0 = 0;
-        if(hoverItem.x0 !== undefined) _x0 = hoverItem.x0;
-        else if(hoverItem.x !== undefined) _x0 = hoverItem.x;
-
-        var _x1 = 0;
-        if(hoverItem.x1 !== undefined) _x1 = hoverItem.x1;
-        else if(hoverItem.x !== undefined) _x1 = hoverItem.x;
-
-        var _y0 = 0;
-        if(hoverItem.y0 !== undefined) _y0 = hoverItem.y0;
-        else if(hoverItem.y !== undefined) _y0 = hoverItem.y;
-
-        var _y1 = 0;
-        if(hoverItem.y1 !== undefined) _y1 = hoverItem.y1;
-        else if(hoverItem.y !== undefined) _y1 = hoverItem.y;
+        var _x0 = hoverItem._x0 || hoverItem.x0 || hoverItem.x || 0;
+        var _x1 = hoverItem._x1 || hoverItem.x1 || hoverItem.x || 0;
+        var _y0 = hoverItem._y0 || hoverItem.y0 || hoverItem.y || 0;
+        var _y1 = hoverItem._y1 || hoverItem.y1 || hoverItem.y || 0;
 
         var eventData = hoverItem.eventData;
         if(eventData) {
@@ -181,10 +170,10 @@ exports.loneHover = function loneHover(hoverItems, opts) {
 
         return {
             color: hoverItem.color || Color.defaultLine,
-            x0: _x0,
-            x1: _x1,
-            y0: _y0,
-            y1: _y1,
+            x0: hoverItem.x0 || hoverItem.x || 0,
+            x1: hoverItem.x1 || hoverItem.x || 0,
+            y0: hoverItem.y0 || hoverItem.y || 0,
+            y1: hoverItem.y1 || hoverItem.y || 0,
             xLabel: hoverItem.xLabel,
             yLabel: hoverItem.yLabel,
             zLabel: hoverItem.zLabel,
diff --git a/src/traces/icicle/draw_descendants.js b/src/traces/icicle/draw_descendants.js
index b742438ea24..feec1ce4386 100644
--- a/src/traces/icicle/draw_descendants.js
+++ b/src/traces/icicle/draw_descendants.js
@@ -116,6 +116,12 @@ module.exports = function drawDescendants(gd, cd, entry, slices, opts) {
     }
 
     updateSlices.each(function(pt) {
+        // for bbox
+        pt._x0 = viewX(pt.x0);
+        pt._x1 = viewX(pt.x1);
+        pt._y0 = viewY(pt.y0);
+        pt._y1 = viewY(pt.y1);
+
         pt._hoverX = viewX(pt.x1 - trace.tiling.pad),
         pt._hoverY = hasBottom ?
                 viewY(pt.y1 - trace.tiling.pad / 2) :
diff --git a/src/traces/sunburst/fx.js b/src/traces/sunburst/fx.js
index eada70edf24..931541b3929 100644
--- a/src/traces/sunburst/fx.js
+++ b/src/traces/sunburst/fx.js
@@ -132,6 +132,10 @@ module.exports = function attachFxHandlers(sliceTop, entry, gd, cd, opts) {
             var hoverItems = {
                 trace: traceNow,
                 y: hoverCenterY,
+                _x0: pt._x0,
+                _x1: pt._x1,
+                _y0: pt._y0,
+                _y1: pt._y1,
                 text: thisText.join('<br>'),
                 name: (hovertemplate || hasFlag('name')) ? traceNow.name : undefined,
                 color: _cast('hoverlabel.bgcolor') || cdi.color,
diff --git a/src/traces/treemap/draw_ancestors.js b/src/traces/treemap/draw_ancestors.js
index 294af2fc624..a25bcfea236 100644
--- a/src/traces/treemap/draw_ancestors.js
+++ b/src/traces/treemap/draw_ancestors.js
@@ -89,6 +89,12 @@ module.exports = function drawAncestors(gd, cd, entry, slices, opts) {
     }
 
     updateSlices.each(function(pt) {
+        // for bbox
+        pt._x0 = viewX(pt.x0);
+        pt._x1 = viewX(pt.x1);
+        pt._y0 = viewY(pt.y0);
+        pt._y1 = viewY(pt.y1);
+
         pt._hoverX = viewX(pt.x1 - Math.min(width, height) / 2);
         pt._hoverY = viewY(pt.y1 - height / 2);
 
diff --git a/src/traces/treemap/draw_descendants.js b/src/traces/treemap/draw_descendants.js
index 4e1fe8062be..d34296e8d05 100644
--- a/src/traces/treemap/draw_descendants.js
+++ b/src/traces/treemap/draw_descendants.js
@@ -124,6 +124,12 @@ module.exports = function drawDescendants(gd, cd, entry, slices, opts) {
     updateSlices.each(function(pt) {
         var isHeader = helpers.isHeader(pt, trace);
 
+        // for bbox
+        pt._x0 = viewX(pt.x0);
+        pt._x1 = viewX(pt.x1);
+        pt._y0 = viewY(pt.y0);
+        pt._y1 = viewY(pt.y1);
+
         pt._hoverX = viewX(pt.x1 - trace.marker.pad.r),
         pt._hoverY = hasBottom ?
                 viewY(pt.y1 - trace.marker.pad.b / 2) :