plotly
diff --git a/‎src/traces/treemap/plot.js
+2-5 b/‎src/traces/treemap/plot.js
+2-5
diff --git a/‎test/image/baselines/treemap_level-depth.png
-146 Bytes b/‎test/image/baselines/treemap_level-depth.png
-146 Bytes
diff --git a/‎test/image/baselines/treemap_packings.png
60 Bytes b/‎test/image/baselines/treemap_packings.png
60 Bytes
diff --git a/‎test/image/baselines/treemap_textposition.png
1 Byte b/‎test/image/baselines/treemap_textposition.png
1 Byte
diff --git a/‎test/image/baselines/treemap_values.png
-175 Bytes b/‎test/image/baselines/treemap_values.png
-175 Bytes
@@ -33,12 +33,9 @@ module.exports = function(gd, cdmodule, transitionOpts, makeOnCompleteCallback)
     join = layer.selectAll('g.trace.treemap')
         .data(cdmodule, function(cd) { return cd[0].trace.uid; });
 
-    // using same 'stroke-linejoin' as pie traces
     join.enter().append('g')
         .classed('trace', true)
-        .classed('treemap', true)
-        .attr('stroke-linejoin', 'round');
-
+        .classed('treemap', true);
     join.order();
 
     if(hasTransition(transitionOpts)) {
@@ -104,7 +101,7 @@ function plotOne(gd, cd, element, transitionOpts) {
             y0 = 0;
             y1 = height;
         } else {
-            var ref = clicked.zoomOut ? refRect : prevLookdown[clicked.id] || prevLookup[clicked.id];
+            var ref = clicked.zoomOut ? refRect : (prevLookdown[clicked.id] || prevLookup[clicked.id]);
 
             var e = trace.tiling.pad;
             var isLeftOfRect = function(x) { return x - e <= ref.x0; };