diff --git a/src/traces/sunburst/attributes.js b/src/traces/sunburst/attributes.js
index 4ccd65b80d9..02735365099 100644
--- a/src/traces/sunburst/attributes.js
+++ b/src/traces/sunburst/attributes.js
@@ -203,6 +203,7 @@ module.exports = {
             'this option won\'t have any effect and `insidetextfont` would be used.'
         ].join(' ')
     }),
+    sort: pieAttrs.sort,
 
     domain: domainAttrs({name: 'sunburst', trace: true, editType: 'calc'})
 };
diff --git a/src/traces/sunburst/calc.js b/src/traces/sunburst/calc.js
index e8a9a90d676..d1e5b27ac76 100644
--- a/src/traces/sunburst/calc.js
+++ b/src/traces/sunburst/calc.js
@@ -192,7 +192,9 @@ exports.calc = function(gd, trace) {
     if(failed) return;
 
     // TODO add way to sort by height also?
-    hierarchy.sort(function(a, b) { return b.value - a.value; });
+    if(trace.sort) {
+        hierarchy.sort(function(a, b) { return b.value - a.value; });
+    }
 
     var pullColor;
     var scaleColor;
diff --git a/src/traces/sunburst/defaults.js b/src/traces/sunburst/defaults.js
index cd034ca75fb..201867ef3d2 100644
--- a/src/traces/sunburst/defaults.js
+++ b/src/traces/sunburst/defaults.js
@@ -73,6 +73,8 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
 
     coerce('insidetextorientation');
 
+    coerce('sort');
+
     handleDomainDefaults(traceOut, layout, coerce);
 
     // do not support transforms for now
diff --git a/src/traces/treemap/attributes.js b/src/traces/treemap/attributes.js
index c2f121237b2..0188e564957 100644
--- a/src/traces/treemap/attributes.js
+++ b/src/traces/treemap/attributes.js
@@ -268,6 +268,7 @@ module.exports = {
             'Sets the positions of the `text` elements.'
         ].join(' ')
     },
+    sort: pieAttrs.sort,
 
     domain: domainAttrs({name: 'treemap', trace: true, editType: 'calc'}),
 };
diff --git a/src/traces/treemap/defaults.js b/src/traces/treemap/defaults.js
index 017fe0a6013..4a2315fa7bb 100644
--- a/src/traces/treemap/defaults.js
+++ b/src/traces/treemap/defaults.js
@@ -114,6 +114,8 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
         coerce('pathbar.edgeshape');
     }
 
+    coerce('sort');
+
     handleDomainDefaults(traceOut, layout, coerce);
 
     // do not support transforms for now