diff --git a/src/js/matrix.js b/src/js/matrix.js
index 8b5e0d0..3d66cc0 100644
--- a/src/js/matrix.js
+++ b/src/js/matrix.js
@@ -668,7 +668,7 @@ Matrix.prototype.toString = function() {
             out.push(switchName + ': ' + srcHostname + ' ' + switchStateToNameMap[val]);
         }
     }
-    return out.join('\n');
+    return out.sort().join('\n');
 };
 
 /******************************************************************************/