diff --git a/social/dweetio/55-dweetio.js b/social/dweetio/55-dweetio.js
index 5d83e75c..6376097e 100644
--- a/social/dweetio/55-dweetio.js
+++ b/social/dweetio/55-dweetio.js
@@ -26,7 +26,8 @@ module.exports = function(RED) {
         var node = this;
 
         var isObject = function(a) {
-            return (!!a) && (a.constructor == Object);
+            if ((typeof(a) === "object") && (!Buffer.isBuffer(a)) && (!Array.isArray(a))) { return true; }
+            else { return false; }
         };
 
         this.on("input",function(msg) {
diff --git a/social/dweetio/package.json b/social/dweetio/package.json
index f5a2a55f..9f0dabe4 100644
--- a/social/dweetio/package.json
+++ b/social/dweetio/package.json
@@ -1,6 +1,6 @@
 {
     "name"          : "node-red-node-dweetio",
-    "version"       : "0.0.9",
+    "version"       : "0.0.10",
     "description"   : "A Node-RED node to send and receive simple dweets",
     "dependencies"  : {
         "node-dweetio"   : "0.0.11"