diff --git a/datadog/dogshell/wrap.py b/datadog/dogshell/wrap.py
index 022b333..1ff0ed3 100644
--- a/datadog/dogshell/wrap.py
+++ b/datadog/dogshell/wrap.py
@@ -201,18 +201,30 @@ def build_event_body(cmd, returncode, stdout, stderr, notifications):
     max_length = MAX_EVENT_BODY_LENGTH // 2 if stdout and stderr else MAX_EVENT_BODY_LENGTH
 
     if stdout:
+        if isinstance(stdout, bytes):
+            stdout_decoded = stdout.decode("utf-8", "replace")
+        else:
+            stdout_decoded = stdout
         fmt_stdout = u"**>>>> STDOUT <<<<**\n```\n{stdout} \n```\n".format(
-            stdout=trim_text(stdout.decode("utf-8", "replace"), max_length)
+            stdout=trim_text(stdout_decoded, max_length)
         )
 
     if stderr:
+        if isinstance(stderr, bytes):
+            stderr_decoded = stderr.decode("utf-8", "replace")
+        else:
+            stderr_decoded = stderr
         fmt_stderr = u"**>>>> STDERR <<<<**\n```\n{stderr} \n```\n".format(
-            stderr=trim_text(stderr.decode("utf-8", "replace"), max_length)
+            stderr=trim_text(stderr_decoded, max_length)
         )
 
     if notifications:
+        if isinstance(notifications, bytes):
+            notifications_decoded = notifications.decode("utf-8", "replace")
+        else:
+            notifications_decoded = notifications
         fmt_notifications = u"**>>>> NOTIFICATIONS <<<<**\n\n {notifications}\n".format(
-            notifications=notifications.decode("utf-8", "replace")
+            notifications=notifications_decoded
         )
 
     return \