diff --git a/package-lock.json b/package-lock.json
index 7c46e46..b90926f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "messenger-botcore",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 221cc31..5af3775 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "messenger-botcore",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "description": "A collection of tools for writing Facebook Messenger bots.",
   "main": "index.js",
   "scripts": {
diff --git a/src/monitoring.js b/src/monitoring.js
index c8aae1a..40f970c 100644
--- a/src/monitoring.js
+++ b/src/monitoring.js
@@ -76,7 +76,7 @@ function monitorLoop() {
 }
 
 function sendError(e) {
-    const errMsg = `Error detected with ${name}: ${e}.`;
+    const errMsg = `Error detected with ${name}: ${JSON.stringify(e)}.`;
     // Attempt to re-login
     if (retryFunc) {
         login.login(credentials, (err, api) => {