diff --git a/index.js b/index.js
index e1cb4b40..9691381c 100644
--- a/index.js
+++ b/index.js
@@ -28,11 +28,11 @@ const oldConsole = {};
 oldConsole.log = console.log;
 console.log = function (arg) {
   oldConsole.log(arg);
-  if (!config.devMode) webhookClient.send(arg);
+  if (!config.devMode && arg) webhookClient.send(arg);
 };
 
 oldConsole.error = console.error;
 console.error = function (arg) {
   oldConsole.error(arg);
-  if (!client.config.devMode) webhookClient.send(arg);
+  if (!client.devMode && arg) webhookClient.send(arg);
 };
\ No newline at end of file
diff --git a/src/bot.js b/src/bot.js
index e78200d3..1009becb 100644
--- a/src/bot.js
+++ b/src/bot.js
@@ -7,11 +7,11 @@ const oldConsole = {};
 oldConsole.log = console.log;
 console.log = function (arg) {
   oldConsole.log(arg);
-  if (!client.config.devMode) webhookClient.send(arg);
+  if (!client.config.devMode && arg) webhookClient.send(arg);
 };
 
 oldConsole.error = console.error;
 console.error = function (arg) {
   oldConsole.error(arg);
-  if (!client.config.devMode) webhookClient.send(arg);
+  if (!client.config.devMode && arg) webhookClient.send(arg);
 };
\ No newline at end of file